音标:['si:sɒ:] ;
n. 跷跷板, 跷跷板游戏, 起伏交替的动作
a. 上下或前后摇动的, 交互的
vi. 玩跷跷板, 上下或来回摇动
vt. 使上下或来回摇动
n. a plaything consisting of a board balanced on a fulcrum; the board is ridden up and down by children at either end
v. move up and down as if on a seesaw
词型变化:名词复数形式 : seesaws ; 过去式 : seesawed ; 现在分词 : seesawing ; 第三人称单数 : seesaws ; 过去分词 : seesawed
词性分布:
名词86%
动词14%

seesaw的用法和样例:

例句

用作名词(n.)
  1. The boy keeps the seesaw in balance.这个男孩儿让跷跷板保持平衡。
用作动词(v.)
  1. Before the election,the president seesawed in the polls.选举之前,总统在民意调查中上下浮动。

词汇搭配

  • seesaw policy摇摆不定的政策...
  • seesaw amplifier单位增益电压倒相放大...
  • seesaw motion往复运动
  • seesaw switch交互转换开关...
  • seesaw press with dumb-bell交替推哑铃
  • seesaw murmur拉锯样杂音,来回性杂...
  • seesaw circuit跷跣板放大电路,板极...
  • seesaw battle拉锯战
  • seesaw repeater双向增音器, 交互转...
  • seesaw game拉锯战
  • go seesaw忽前忽后
【近义词】

[00:00.00]each [00:02.23]各;各自的 [00:04.46]east [00:05.89]东;东方 [00:07.31]eat [00:08.39]吃 [00:09.47]ease [00:10.89]容易;不费力 [00:12.31]eagle [00:13.50]鹰 [00:14.69]ego [00:16.15]自我;自我意识 [00:17.60]easy [00:18.9

发表于:2018-12-03 / 阅读(83) / 评论(0) 分类 英语国际音标

Europe, an ancient continent. Within its borders lies unrivalled richness of both natural and human wonders. At its northern limits, Europe reaches into the icy wastes of the high Arctic. To the south

发表于:2018-12-07 / 阅读(70) / 评论(0) 分类 欧洲自然写真

UNIT THREE [00:12.09]They are in Hong Kong Park.Picture 1. [00:20.64]Tony,Jenny and Gogo are in Hong Kong Park. [00:30.30]They have some food in a picnic basket. [00:36.65]There are some apples on the mat.There are not any oranges.Picture 2. [00:50.2

发表于:2018-12-13 / 阅读(166) / 评论(0) 分类 小学综合英语3A

[00:33.67]Just a moment,please! [00:37.80]Listen and read [00:41.46]Hello? [00:44.41]Hello!is that Helen speaking? [00:49.08]No,this is Linda. [00:52.56]Is Helen in? [00:55.48]Yes,but wait a moment.She's doing some washing. [01:01.23]Hi!This is Helen

发表于:2018-12-13 / 阅读(110) / 评论(0) 分类 小学英语陕旅版六年级

[00:01.62]Page 13 and 14 [00:04.26]Talk a bout it! [00:05.90]Listen.Point. [00:08.05]a teacher [00:12.96]a student [00:18.29]a boy [00:23.67]a girl [00:29.49]a snake [00:35.79]an elephant [00:41.98]a cat [00:48.88]a rabbit [00:55.17]big a big elehant

发表于:2018-12-13 / 阅读(105) / 评论(0) 分类 灵通少儿英语第一册

[00:05.90]Lesson 18 [00:08.02]1.Learn to say. [00:11.64]It is Children's Day.今天是儿童节. [00:14.75]Many children are in the park.很多孩子在公园里. [00:18.44]Some are boating on the lake.一些在湖上划船. [00:23.98]Some are playin

发表于:2018-12-17 / 阅读(151) / 评论(0) 分类 闽教版小学英语三年级下

[00:03.56]Review 2 [00:05.50]1.Sing a song. [00:08.48]Spring has arrived. [00:27.93]Where has it arrived? [00:33.19]Arrived in the moun-tains, [00:35.74]arrived in the val-leys, [00:38.41]arrived in my hom-town. [00:43.96]Flow-ers are bloom-ing. [00:

发表于:2018-12-17 / 阅读(164) / 评论(0) 分类 闽教版小学英语五年级下

[00:01.11]Let's chant. [00:04.66]Three Meals 三餐饭 [00:07.67]Breakfast,breakfast. [00:10.85]Cakes and milk for breakfast. [00:14.33]Lunch,lunch. [00:17.42]Rice and fish for lunch. [00:21.18]Dinner,dinner. [00:24.19]Noodles and eggs for dinner. [0

发表于:2018-12-17 / 阅读(178) / 评论(0) 分类 闽教版小学英语四年级上

Wall Street's reacting to news from the Federal Reserve today that interest rates would stay low to help economic growth pick up. At last check, we see the Dow up more than 400 points or 3.8% at 11,229; NASDAQ is up more than 5% or 125 points at 2,48

发表于:2018-12-17 / 阅读(62) / 评论(0) 分类 2011年NPR美国国家公共电台8月

Part One 听辨练习 A. 词辨音 Listen, circle the corresponding number if you hear /(? in the word. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. B. 短语辨音 Write down the words you hear on the tape, then f

发表于:2018-12-24 / 阅读(70) / 评论(0) 分类 4+1听力口语MP3

1.有趣的漫画 I want to use the swing. 我想要玩秋千。 Let's take turns. You can go first. 我们轮流。你可以先玩。 I want to use the slide. 我想要玩溜滑梯。 Let's take turns. 我们轮流。 You can go first. 你可以先玩

发表于:2018-12-31 / 阅读(70) / 评论(0) 分类 Sight Word Kids 幼儿英语常见字4B

歌词如下: I like to go on the slide I like to play on the swing. I like to climb on the jungle gym. I like to run and sing. and I like to play on the seesaw,too. Do you like to go on the slide? Yes,I do! ln the playground! Let's have fun! ln th

发表于:2018-12-31 / 阅读(146) / 评论(0) 分类 英语儿歌274首

Anxiety(焦虑渴望) is filling the air in Washington D.C., as the clock ticks closer to a federal government shutdown with no budget approval. Lawmakers continued the debate Friday, leaving tourists in the nation's capital wondering whether it will

发表于:2019-01-31 / 阅读(95) / 评论(0) 分类 英语新闻

BERLIN, Nov. 4 (Xinhua) -- Struggling Mainz showed a vital sign when they swept Stuttgart 3-1 on Friday owing to a brace by striker Anthony Ujah in the opening match of the 12th match day. After nine winless matches in row Mainz was able to crave out

发表于:2019-01-31 / 阅读(56) / 评论(0) 分类 英语新闻

1. The search for missing Caylee Anthony In Florida turns out some sort of bag with toys and what appears to be bones but no sign of the three-year-old girl. Caylee has not been seen since June, her mother has pleaded not guilty to murder. 2. It was

发表于:2019-02-11 / 阅读(116) / 评论(0) 分类 美联社新闻一分钟2008年(十一)月

BERLIN, July 17 (Xinhua) -- Japan defeated the U.S. at a seesaw match 3-1 on penalties after they equalized twice a deficit through midfielder Aya Miyama and Homare Sawa to grab the first ever FIFA World Champions title 2011 in Germany in front of so

发表于:2019-02-17 / 阅读(57) / 评论(0) 分类 英语新闻

人生路上,我们热衷于追逐,热衷于攀登!一次次告诉自己,水往低处流,人往高处走! 渐渐地,随着年龄的增长,我们开始发现:原来不计一切、不停攀登未必是好事,找到人生的平衡点才

发表于:2019-02-19 / 阅读(48) / 评论(0) 分类 英语美文

Theres a simple way to figure out where the center of mass is. If the big kid is two times as heavy as the little kid, then their mutual center of mass will be two times closer to the big kid than to the little kid. Three times heavier and the center

发表于:2019-02-23 / 阅读(84) / 评论(0) 分类 英语时差8,16

Remember seesaws? Those things were great. But there was often a problem. Suppose theres a big kid on one side and a smaller kid on the other side. The seesaw just stays in one position: big kid on the ground, smaller kid up in the air. No fun. After

发表于:2019-02-23 / 阅读(80) / 评论(0) 分类 英语时差8,16

托福口语主要考察考生的表达能力和发音情况,如果有一口正宗的美式发音,即使在语法等方面有小小的瑕疵,也是瑕不掩瑜。 I saw Esau kissing Kate. I saw Esau, he saw me, and she saw I saw Esau. 我看见埃

发表于:2019-03-11 / 阅读(178) / 评论(0) 分类 托福英语
学英语单词
Abies dayuanensis
aboukir
acetylalisol
acoustic navigation system
acoustical insulation board
alkyl metal
all-against-all
anthracology
anti-deteriorant
betwist-mountain
Bilečko Jezero
biological oceanography
birth-control campaigners
bloodworks
boom mic
bucket blade
Cai Lay
casadei
cheapener
checkrows
Classic Triad
coated bulb
Copsychus
crohn's
cubed
Cutaneo
daisy chained priority mechanism
delivering information
electro-deposit copper
english-based
febris recurrens europaea
flux monitors
gallery kiln
Gaussian equation
genus Gavia
Glengarry Ra.
go to school to sb
hamart-
highest possible key value
irenina hydrangeae
isoetid
Kampinda
land use survey
lead splash condenser
limit register
Lionel Hampton
log-lin
low-lying placenta
mean volume diameter
membrane modulus
metalepses
methyl n-undecyl ketone
methymethacrylate
mid-parent
mist-detection instrument
msstic tests
multi-stage method of washing
natural exhaust
new jack swing
Noikohis
nozzle tube lever block
nun's cloth
offset bulb
oncurable
one-piece casting
open wire link
orthographers
overrulest
Passive portfolio
paste reactor
peak temperature
pervestigation
photorelay
physical distancemeter
pinus longaevas
porphyry shell
precision measurement
preconsign
premixed gas
pulls
ranajit
reference fringe
relieve sb of
Rhododendron megeratum
rivieras
rr. musculares (n. femoralis)
Salfit
saline diuretic
scintillation decay time
silver(II) oxide
soft toys
starvation of processes
steam trap (upright bucket type)
Stegi
Stromatoporoidea
thallations
transparent electrode
triggered response
universal electron microscope
war machines
Warmeriville
Wellerellacea