尿素原体
脲原体

Pet turtles can be unsanitary. But Chinese soft-shelled turtles really up the ante on distasteful behavior. They perform a variation on urinationthrough their mouths. Most land-based vertebrates produce urine to get rid of water-soluble toxic waste,

发表于:2018-12-24 / 阅读(240) / 评论(0) 分类 Scientific American(十)月

Science and technology 科学技术 Reptilian micturition 爬行动物的排尿 That's a relief 可算是方便了 Softshell turtles urinate through their mouths 鳖类通过其嘴部小便 WHY did the turtle stick its head in a bucket? 为什么乌龟

发表于:2019-02-03 / 阅读(244) / 评论(0) 分类 经济学人科技系列

A bureaucrat was hiking when he came upon a shepherd tending a large flock. The bureaucrat took a fancy to the sheep and asked the shepherd, If I can guess how many there are, may I have one? The shepherd thought it unlikely the man would guess the e

发表于:2019-02-07 / 阅读(197) / 评论(0) 分类 趣味英语

今天我们要学的词是bureaucracy。 Bureaucracy, 官僚。美国国防部长盖茨上周末公开对军方庞大的官僚体制提出批评。 Gates took aim at what he called a bloated bureaucracy, 他还保证要亲自过问,精简军方的官

发表于:2019-02-08 / 阅读(170) / 评论(0) 分类 英语单词荟萃

Volkswagen has devised a new catalytic converter that could fix the majority of the cars in the US affected by the diesel emissions scandal, as details emerge of its attempts to satisfy regulators. 大众汽车(Volkswagen)设计出一种新的催化转

发表于:2019-02-08 / 阅读(211) / 评论(0) 分类 英语新闻

Conflict resolution marked the career of former Finnish president Martti Ahtisaari who has received this year's Nobel Peace Prize for his efforts to secure peace in various regions of the world. In this report from Washington, Senior Correspondent A

发表于:2019-02-12 / 阅读(184) / 评论(0) 分类 VOA标准英语2008年(十月)
学英语单词
a method of grafting
air operated friction clutch
airplane span
al jazirah (al jazira)
amice
apterygida tuberculosa
aquinone
artificial radioactive product
barium materials/devices
barometric price leadership
Betti group
boffer
brazing powder
calls someone out
capclothes
cement bacillus
chacarera (argentina)
chlamydospore
chronic Lyme disease
chronic selenium poisoning
cigarette-smoke
cigua-producing fish
closed-circuit grinder
clothes closet
Code of Conduct for Liner Conferences
codependently
competing
demolitions
dependency benefit
destructive adenoma
distribution mark-ups
double impression
double-sided mirror
elander
externally braced aeroplane
flotation tailings
flow-structure
genus glycyrrhizas
go well with
grandmotherfucker
Harris hawk
headstead
Humulus L.
Ilex hirsuta
incarnant
inter surge tank
Langenlonsheim
large bill
large scale structure
lesniak
liagora ceranoides verulenta
logarithmic demodulator
love songs
mannerhood
meresman
meteorologic reconnaissance flight
meteorological-satellite space station
mo(u)lding
mobile-money
modal semantic
moderate price
monoclinic prism
mucked
multi-stage compressor
Musculi membri inferioris
non-monetary accounts
non-protected machine
numb
nut and sleeve flare fitting
OPC HDA
optimum factorization
Oubatche
personal protection order
plexus hypogastricus (lymph.)
Potter process
prime-time war
procedure rules
production and sale trend of canned food
quasifiltered
Radiotelegram.
recen
recording artist
repier
rhizoglyphus robini claparede
scarecrowish
sex pheromone of acarina
sociology of international relation
Spanish Peseta & Franc
squabble over sth.
stock pig
striae fornicis
subtetanic
superconductivity computer
surving
swimmies
tilting plate method
timber dryer
travelling forge crane
triploparasitism
unduchess
yamagutilite