曲面的亏格

MICHEL MARTIN, HOST: Mars is about to get a new visitor from Earth tomorrow. If all goes well, a NASA probe called InSight will land near the Martian equator. Its mission is to study the interior of the planet. But, before it can carry out its missio

发表于:2018-12-18 / 阅读(90) / 评论(0) 分类 2018年NPR美国国家公共电台11月

Pre-Listening Vocabulary binomial nomenclature: a two-part system for naming species (e.g., Panthera tigris) genus: a subdivision of a family of organisms (e.g., Panthera is the genus for tigers, lions and leopards, and a subdivision of the Felidae f

发表于:2018-12-19 / 阅读(139) / 评论(0) 分类 Facts-事实

China has more plants than anywhere else in the temperate regions of the world. In fact, it has almost twice as many kinds of plants as there are in the United States which is about the same size and about three times as many as there are in Europe.

发表于:2018-12-30 / 阅读(162) / 评论(0) 分类 国家地理2008年

地道美语听力播客English as a Second Language Podcast (ESLPod),是一家位于美国加州洛杉矶的英语教育研究机构推出的英文听力会话,于2005年7月23日首播, 主播Dr. Jeff McQuillan为南加州大学的语言学博士

发表于:2019-01-01 / 阅读(100) / 评论(0) 分类 地道美语播客

While I was observing this phenomenal creature, two jets of steam and water sprang from its blowholes and rose to an altitude of forty meters, 当我观察这只奇怪动物的时候,两道水和汽从它的鼻孔吐出来,直喷到叫十米的高度

发表于:2019-01-28 / 阅读(124) / 评论(0) 分类 《海底两万里》中英双语有声读物

The National Oceanic and Atmospheric Administration (NOAA) confirms that some of the oil escaping from that ruptured well in the Gulf of Mexico is staying beneath the surface, raising new environmental concerns about the disaster. BP says there is no

发表于:2019-01-30 / 阅读(113) / 评论(0) 分类 VOA标准英语2010年(六)月

Climate change negotiators from 173 countries have agreed on an agenda after days of bickering over the scope of talks left little time for substantive discussions. The disagreement highlighted deep divisions between developing and rich countries on

发表于:2019-01-30 / 阅读(108) / 评论(0) 分类 英语新闻

Marit Larsen 从那个红遍全球的少女组合M2M里走出来的Marit Larsen并没延续M2M的流行摇滚,而是选择了清澈的民谣曲风,用她时而俏皮时而的甜蜜的嗓音来吟唱她自己写的小曲儿,带给听者如沐春风的清新感觉。 中英歌词: It's such a funny sensation to be so happy that

发表于:2019-02-06 / 阅读(136) / 评论(0) 分类 音乐咖啡厅

The light from our glass coils produced magical effects at times, lingering on the wrinkled roughness of some natural arch, 我们的蛇形玻璃管中的光学,照在这些天然的凹凸不平的拱形建筑物上面, or some overhang suspended

发表于:2019-02-17 / 阅读(153) / 评论(0) 分类 《海底两万里》中英双语有声读物

In the first group: organ-pipe coral, gorgonian coral arranged into fan shapes, soft sponges from Syria, isis coral from the Molucca Islands, sea-pen coral, wonderful coral of the genus Virgularia from the waters of Norway, various coral of the genus

发表于:2019-02-17 / 阅读(145) / 评论(0) 分类 《海底两万里》中英双语有声读物

LOS ANGELES, June 18 (Xinhua) -- Microsoft Corp. unveiled Monday a family of tablets dubbed Surface, built on Windows 8, at an event in Los Angeles. Microsoft Chief Executive Steve Ballmer introduced the company's Surface family of tablets. The devic

发表于:2019-02-17 / 阅读(107) / 评论(0) 分类 英语新闻

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发表于:2019-02-19 / 阅读(111) / 评论(0) 分类 加州英语分级G6

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发表于:2019-02-19 / 阅读(123) / 评论(0) 分类 加州英语分级G6

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发表于:2019-02-19 / 阅读(118) / 评论(0) 分类 加州英语分级G6

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发表于:2019-02-19 / 阅读(114) / 评论(0) 分类 加州英语分级G6

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发表于:2019-02-19 / 阅读(130) / 评论(0) 分类 加州英语分级G6

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发表于:2019-02-19 / 阅读(123) / 评论(0) 分类 加州英语分级G6

A triggerfish, I said. 是一条箭鱼。我于是说了。 It's a Chinese triggerfish, Ned Land replied. 尼德兰回答:是一条中国箭鱼。 Genus Balistes, family Scleroderma, order Plectognatha, Conseil muttered. 康塞尔于是低声说:箭

发表于:2019-02-25 / 阅读(246) / 评论(0) 分类 《海底两万里》中英双语有声读物

There I saw again, but not yet pressed and dried like the Nautilus's specimens, some peacock's tails spread open like fans to stir up a cooling breeze, scarlet rosetangle, 我在这里又看到的,不是像在诺第留斯号船上风干的标本,而

发表于:2019-02-25 / 阅读(168) / 评论(0) 分类 《海底两万里》中英双语有声读物

At intervals it hands down decrees, declaring that Zauschneria californica (a common plant in rock gardens) 它不时下达命令,宣布从今以后加州倒挂金钟(一种普通的假山庭园植物) is to be known henceforth as Epilobium can

发表于:2019-02-26 / 阅读(157) / 评论(0) 分类 万物简史
学英语单词
a diamond in the rough
actinochaetopteryx actifera
Americaphobic
angle of equal legs
annualcreditreport.com
application family identifier
Ban Nadou
bilibi
bioavailable
biometeorology
Blairista
brownware
bullet catch
bulls-eyes
called subscriber
carezza
caroluss
chamber excavating
chromatid bridge (smith 1935)
cirsium microspictum nakai
clapper-board
climate-sensitive
column dumper
connected cavity TR tube
crush hat
Dakin hydroxylation reaction
day-to-day account
deboursification
ellipsoidal function
endurance transverse stress test
extractor ventilator
fireboats
fish-paste
gibberose
high toss service
intravenous anesthetics
ionization fission chamber
Karayaka
Kirchner's diverticula
let something rest
light factor
lisse
Lusewa
magnetic tape encoder
main storage partition
martha stewart
megafest
microtronics
missing plant analysis
motor-in vibrator
neurotransmission
new concepts
nondescriptly
not perpendicular to
palaeozoology
parupeneus cyclostomus
Pelequen
petrogenesis
piezoceramic noisecancelling microphone
pluractional
polities
porion
port and harbor planning
postero-vesicular column
prostaglandin E2
pseudoknots
pulsed carrier-current system
purseweb spider
quarter spring
railway-transport court
recompression pressure
reticuloceratid
retrograde embolism
reverse idler synchromesh
reversed limb
Ross lens system
sales revenue received in advance
sea-water magnesia
semioticist
sihr
single deck vessel
soda niter deposit
speak in our beard
squeeze roll
steady precision of course
steam mooring winch
STFW
streamlined rules
subsporangium
supernetting
syncytical
synoekie
tfn
the great and the mean
thuringian age
Van, value-added network.
variation of the mean error
Wastella
water-jacket outer wall
widwall
woodsia ilvenses
zeta