二甲-N-亚硝胺

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

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(279) / 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(136) / 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(78) / 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(62) / 评论(0) 分类 听播客学英语

歌词如下: A ram sam sam, a ram sam sam Guli guli guli guli guli ram sam sam A rafi, a rafi, Guli guli guli guli guli ram sam sam A rafi, a rafi, Guli guli guli guli guli ram sam sam A ram sam sam, a ram sam sam Guli guli guli guli guli ram sam sa

发表于:2019-03-16 / 阅读(337) / 评论(0) 分类 英语儿歌274首
学英语单词
a hall
active line
affoarded
alloy-steel sheet
alufibrate
amphoteric characteristics
angular templet
anionic conductor
avarously
battery reversing switch
be heavy with child
Bellherbelle
body stalk
bowdlerized edition
change-over period
character attribute format
clubhouse
cold air standard cycle
conchoderma auritum
configuration interval
controlling knob
copyrine
coqueluche
corn-law
current strength
damson plum
degenerative feedback
doubletype wedge
dynamic adaptive principle
eand
ear fingers
emerada
exact wording
excess draught
fatty mordant
fault threshold
flashovers
gargling
greenway
hardening accelerator
head bag
head-on cross-section
heart shape reception
homoneura (homoneura) pallidula
human cryogenics
ilmenite bronzitite
interdiurnal variation
interposed layer
itinerarily
L. Sc. P.
legify
lotoflavine
magnetic lifter
marigram
Mattagami Heights
measure with
melt-in-the-mouth
mill board
minowa
Narīmān, Kūh-e
negative differential resistance device
neoplatonist
ocellar bristle
on television
Oryctococnose
oxtant
pelaez
polyinhalant
positioning key
Practical Extraction and Reporting Language
quasi steady state
Ramesses
rose-colored starling
safe desaturation
second-year
shade card
single log paper
slave mechanism
sorance
sorghum molassess
stepped wave
subsidence flows
subsidiarization
sword swallowing
tastiness
telejournalist
theatrical poster
thiodiazoline
three - phase transformer
toe in gauge
Tolkiendili
torch light net
tricolporate
trinity rivers
tropical plant science
unappropriated retained earnings
vermeselly
Veselovskoye
Vogelsberg
warehouse problem
weight reciprocal
WNAP