平面切刀,端面切刀

Intelligent Crows Use Tools What do otters, chimpanzees, and one species of crow have in common? All three are animals. They also use tools. Scientists have long known that a crow native to New Caledonia is able to use tools. The birds use them to re

发表于:2018-12-16 / 阅读(264) / 评论(0) 分类 2016年VOA慢速英语(九)月

too-太 tool--工具 tooth--牙齿 town--市镇 tower--高塔 towel--毛巾

发表于:2018-12-16 / 阅读(291) / 评论(0) 分类 用听的背单词-基础2000MP3(h-z)

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. If all you have is a hammer, they say that everything looks like a nail. But when you use that hammer, it looks like you are arm to your brain anyway. A

发表于:2018-12-24 / 阅读(300) / 评论(0) 分类 Scientific American(六)月

坚持不懈,直到成功。 我们每天的奋斗就像对参天大树的一次砍击,头几刀可能了无痕迹。每一击看似微不足道,然而,累积起来,巨树终会倒下。这恰

发表于:2019-01-03 / 阅读(248) / 评论(0) 分类 四六级词汇与结构练习

[Verse 1] Na na na na na na na, na na na na na na Na na na na na na na, na na na na na na I guess I just lost my husband, I don't know where he went So I'm gonna drink my money, I'm not gonna pay his rent (nope!) I got a brand new attitude and I'm go

发表于:2019-01-03 / 阅读(398) / 评论(0) 分类 音乐咖啡厅

[ti:UNIT 6 Connect Lesson 44: Everybody! Hear This!] [0:00.509]Unit 6 第六单元 [0:02.544]Connect 连接 [0:04.324]Lesson 44: 第44课: [0:06.461]Everybody! Hear This! 同学们!听好啦! [0:12.718]Everybody! Hear this! 同学们!听好啦!

发表于:2019-01-09 / 阅读(477) / 评论(0) 分类 河北教育初中英语(初中起点)八年级下册

Texting Becomes a Health Tool in Kenya Mobile phone use in Africa has spread far, wide and fast. By the end of last year, it was estimated that 70 percent of the population would have a mobile phone. Now, the International Federation of the Red Cross

发表于:2019-01-14 / 阅读(327) / 评论(0) 分类 VOA标准英语2013年(四月)

Okay, what were the telltale signs? Well first we heard what's known as a non-contracted denial. 好,破绽是哪些呢?首先,我们听到一个正式的否定形式。 Studies show that people who are overdetermined in their denial will resor

发表于:2019-01-17 / 阅读(264) / 评论(0) 分类 TED演讲教育篇

Science and Technolgy. 科技。 Animal behaviour. 动物习性。 Smarter than the average bear. 一只特别聪明的熊。 The first case of ursine tool use. 第一只会用工具的熊。 PRIMATES apart, few mammals employ tools. Sea otters use r

发表于:2019-01-26 / 阅读(262) / 评论(0) 分类 经济学人科技系列

听歌学英语:那又怎样?我想要战斗 So What 一个常有着惊世装扮,性感劲酷的新世代辣妹,虽然年纪轻轻,但已被媒体赞誉为下一个麦当娜自信、率真、直言不讳.她就是Pink就是这样一个中气十足的

发表于:2019-02-02 / 阅读(297) / 评论(0) 分类 听歌学英语

pink - so what nanananananana nananananana nanananananana nananananana i guess i just lost my husband i don't know where he went so i'm gonna drink my money i'm not gonna pay his rent (nope) i got a brand new attitude and i'm gonna wear it tonight i

发表于:2019-02-02 / 阅读(305) / 评论(0) 分类 好听的英文歌曲

今天我们要学的词是all hands。 All hands, 意思是所有人。美国总统奥巴马在西点军校毕业典礼上讲话时说, All hands are required to solve the world's newest threats, 要想解决国际社会面临的新威胁,需要所

发表于:2019-02-03 / 阅读(286) / 评论(0) 分类 英语每日一词

冠词是虚词,本身不能单独使用,也没有词义,它用在名词的前面,帮助指明名词的含义。英语中的冠词有三种,一种是定冠词(the Definite Article),另一种是不定冠词(the Indefinite Article),

发表于:2019-02-03 / 阅读(291) / 评论(0) 分类 英文语法词汇

Meet Microsoft's latest facial recognition tool 'Twins or Not'. 微软推出最新人脸识别工具双胞胎了没。 The tool lets you compare two photos to see how similar their facial features are to give a similarity score percentage. 它通过后

发表于:2019-02-05 / 阅读(306) / 评论(0) 分类 阅读空间

这是个周末,Larry和李华在Larry叔叔的农场里摘了一天的苹果。李华会学到两个常用语:chock full和doohickey。 LL: Wow, Li Hua, your basket is chock full of apples. LH: Chock full of apples?你是不是说我的篮子都

发表于:2019-02-12 / 阅读(269) / 评论(0) 分类 美国之音《流行美语》

Science and technology 科学技术 The first case of ursine tool use 第一只会用工具的熊 Ready for my close-up, Dr Deecke Deecke博士,准备给我来张特写吧 PRIMATES apart, few mammals employ tools. 除了灵长类动物,会使用工

发表于:2019-02-16 / 阅读(349) / 评论(0) 分类 经济学人科技系列

Having ceded the battle of the gadgets to Korea and the U.S., Japan's electronics titans need to reinvent themselves -- this time as our great protectors, apparently. 日本电子巨头在手持设备之战输给韩国和美国之后,急需重塑自我

发表于:2019-02-17 / 阅读(269) / 评论(0) 分类 阅读空间

Earlier this year, Microsoft unveiled a viral tool that claimed to be able to guess your age from a single photo. 今年早些时候,微软发布了一款能看照片猜年龄的工具,并疯狂传播开来。 Outraged 20 year-olds took to social

发表于:2019-02-18 / 阅读(324) / 评论(0) 分类 阅读空间

101 things I'd like to do for you 我愿意为你做的101件事 1. I would peelan apple for you every day wishing you good health. 1. 我愿意每天为你削一个苹果,希望你拥有健康的身体。 【知识点拨】 这句话中出现了pe

发表于:2019-02-21 / 阅读(340) / 评论(0) 分类 英文语法词汇

在句子中,名词或名词短语主要充当四种成分:主语、宾语、表语和同位语;把句子当作名词来用,分别在另一个句子中做主语、宾语、表语和同位语构成四种从句:主语从句、宾语从句、表语

发表于:2019-03-04 / 阅读(268) / 评论(0) 分类 托福英语
学英语单词
allism
ambulacral radial canal
anarcho-communist
antenna radiation patterns
anybody's game
autoselecting
battery overcharge
be beyond
bearing chatter
black acrylic matt enamel
built-up-edge
calcimicrite
Certificate of incumbency
charge heating time
cheirotonus macleayi formosanus ohaus
Chrysanthemum chanetii
content-valid
coydog
crushed sugar
d-c
d-group
dannon
depeculations
desensitised
desiccanted coconut
did for
direct grant
display file handler
double-acting double piston rod oil cylinder
downbear
draft aft
dragged-and-dropped
emergency program
eriocaulon truncatum hance
export bonus vouchers
fine inching control
gainliness
glow-discharge cold-cathode tube
goddamns
guanch
high temperature oxidation resistance
host-parasite relationship
hydraena undulata
incompensable
inlaying saw
inorganic chemical
intasuchids
jilleroo
lanternfish
library object
light flash excitation
line conversion
lingual spasm
local session identification
lose heart
lunch counter
methylcurine
methyldiphenylamine
multiple degree of freedom system
nematicons
neotrichocolea bissetii (mitti) hatt
nordihydrotoxiferine
Old World mistletoe
omental band
partial aneurysm
Polypodium barometz L.
power V-type field effect transistor
powerlaw
press charges
primary cutaneous tuberculosis
pulmonary function
raoult law
reflex amplification
rock hoisting
rotoblast
Sacyr
sadia
sagger
second comings
serial bit transmission
servo mechanism
shaslik
shrink resistance
simple index number
sintering in the absence of a liquid phase
slab marker
star-wired ring
stop-off lacquer
the Today programme
thread trimming device
topographic effect
transversality condition
under the wire
unreprimanded
untorn
value variance
ventilating cock
way-worn
well stocked
window of display tube
worth debt ratio
zergs