羟基尿

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? On June 4th we told you about iron snowflakes on Mercury. Today we have some radical news about the atmosphere of Venus. Literally, a radical is a molecule that reacts e

发表于:2018-12-24 / 阅读(48) / 评论(0) 分类 Scientific American(六)月

Erythromycin,红霉素 Azithromycin,阿奇霉素 Clarithromycin,克拉霉素 Fluoroquinolones and their derivatives (e.g. levofloxacin),多西环素(如:脱氧土霉素) Tetracyclines (e.g

发表于:2019-01-03 / 阅读(41) / 评论(0) 分类 医务英语

分集介绍:导数,商数,正弦和余弦 Derivatives.of.products.quotients.sine.cosine

发表于:2019-01-05 / 阅读(285) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

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(65) / 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(64) / 评论(0) 分类 趣味英语

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(79) / 评论(0) 分类 英语新闻
学英语单词
activate user task
Ainsliaea henryi
andp
angle iron beater
apparations
arch-rivalry
bad hair day, bad-hair day
bed in
Biol.
bisector of an angle
bluddy
bluestone
broad transcription
Buchis
burton fall
call sb by name
centre of shear
chaotropic anion
chemical reactivity control system
chisel steels
chromoureteroscopy
coarse firn
conversion characteristic
coolrooms
croupier
dbsm
Denmark-Norway
dew-drop
diacarboxylic acid cycle
dorsal decubitus
e pluribusunum
econotechnical norms
eida
electric robot
empirical index number
enswamp
finific
flight information (region)
foam with
free-swinging flail
freight as per charter party
funishings
glote
Grahamites
grand thefts
guinea-worm
gyrondola
highest intercostal vein
I/O unit
increasing range
Invalid directory
involute cam
l'experience
Lanthanotus
line generator number
loose - leaf paper
mccue
mesocompounds
methoxy-cinnamic acid
mil (one thousandth of an inch)
Mobile PC
nail making machines
night-duty
nucleosalmin
nurse's office
oxidation system of microsome
particulate organic phosphorus
permissive waste
pharmaconutrients
prong of blade
proponing
pushing school
rice grains
sanduny
schnurer
scitula
second-generation language
Series A Financing
siccant
slow test
spatial spectrum
standard setting
stereo 4-channel receiver
Strassmann's phenomenon
supplejacks
syfe
systematic inventory
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tax on mine
thanh-nien
three-matches
to escape from
turbine speed
tuyere spacing
underl
unintelligently
vibrocoring
Wenlock limestone
what do you have to say for yourself?
what you call it
white-holes