[化] 亚硝基胲

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(198) / 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(204) / 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(465) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

分集介绍:导数,斜率,速度与变化率 Derivatives.slope.velocity.rate.of.change

发表于:2019-01-05 / 阅读(490) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

[全屏观看] 点击右键- 另存为 可保存这个Flash影片 Silly Sausage是Nitrome于2011年5月28日发行的一款益智类游戏,它是以香肠在尽量不碰到其它损失生命物体的情况下吃光所有的钻石再到达终点为标

发表于:2019-01-08 / 阅读(322) / 评论(0) 分类 英语对接游戏

HEALTH REPORT - New Heart Drug Shows Promise in African Americans By Cynthia Kirk Broadcast: Wednesday, November 17, 2004 This is Bob Doughty with the VOA Special English Health Report. Heart failure

发表于:2019-01-30 / 阅读(258) / 评论(0) 分类 健康与经济

Today we go on a journey. It starts in Sweden over 100 years ago; and then moves to London; and finally moves to future worlds and other planets. But we start in Sweden. Alfred Nobel spent his life finding ways to blow things up. He was born in 1833

发表于:2019-02-19 / 阅读(197) / 评论(0) 分类 听播客学英语
学英语单词
acquittances
airx
Avu, L.
bacterizes
bewilderings
biology of behaviour
cabin outfit
capping sand filter
car fare
cattle wart
comanthus bennetti
Combres
come along!
common heath
congrat
control of metal temperature
controlled potential electrogravimetry
crevassed
crew's book
Debouillet
Delphinium siwanense
emitter-coupled
end cap bar bracket
eupyrene
f-m discriminator
fine-screen halftone
foetoplacental
futuring
galabieh
Gammex
genus Aegyptopithecus
hairough
have no way of
headframes
heart - lung machine
hemiparalysis
Hohenroda Ransbach
impedite
inserted side milling cutter
instance of judgment
investment losses
italcable
jogged
kuraridine
Langerhans' layer
large-size indicator
lasting quality
leptocephalouslarva
light-footedness
liquid whistle
long-distance transmission line
lpci pump discharge pressure
make a time of it
Mandatory Provident Fund
margo anterior
marine shipping
meowier
merkhet
necrosed
non-expendable equipment
off-odor
one-place
organ histology
petition for certiorari
phase of echo
political skills
ras-GAP
rear clearance
recovered cotton
retrocaecally
right boring
semiproduct
shantying
signal mark
SITC
site levelling
slipper ring
solar radius
spun-dyed fibre
standard iodine
steel-toe
stock removing machine
strip chart recorder
tap changing
terrington
thomas hart bentons
treated oil
TSI (transmission subsystem interface)
tutwork
ultra sensitive clay
Umfurudzi Wild Life Area
underpay
UVPROM
v2 certificate
valve-seat grinder
Västra Silen
W-H
Wardsville
waywod
window-shoppers
x ray absorption spectrum
Yasnogorskiy