三氯化四氨钴

00:04.95]第六课 上学 [00:09.90]a bus [00:13.98]巴士 [00:18.05]an MTR train [00:23.52]地铁列车 [00:29.00]a train [00:33.32]火车 [00:37.64]a car [00:42.21]私家车 [00:46.79]a minibus [00:50.96]小巴 [00:55.14]a tram [00:59.13]电车 [01:03.11]I can see a t

发表于:2018-12-13 / 阅读(71) / 评论(0) 分类 小学英语深圳双语版一年级

模块三 安置和活动 [00:06.19]Unit 1 [00:07.61]单元一 [00:09.04]A day at school [00:10.48]在学校的一天 [00:11.91]Look and read [00:13.95]看并且读 [00:15.99]Hi!I'm Wendy.This is my school.It's small!There are two floors. [00:21.97]嗨

发表于:2018-12-13 / 阅读(172) / 评论(0) 分类 沪教版牛津小学英语五年级

[00:05.45]第四课 公共交通工具 [00:10.89]A Talk about the different kinds of public transport. [00:17.27]说说不同的交通工具。 [00:23.64]a bus the MTR [00:28.41]巴士 地铁 [00:33.18]a train a tram [00:37.80]火车 吊车 [00:42.42]a taxi a ferry [00:46.39]

发表于:2018-12-13 / 阅读(99) / 评论(0) 分类 小学英语深圳双语版五年级

Every winter some twenty million tons of salt are dumped on America's road.That sodium chloride melts the ice, so it prevents its formatin, helping to prevent accidents. But road salt has its downside. This is not very economical because salt is main

发表于:2019-01-20 / 阅读(108) / 评论(0) 分类 2016年Scientific American(一)月

This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway

发表于:2019-01-22 / 阅读(64) / 评论(0) 分类 自然百科2009年

本期内容: A stolen bottle of vodka thought to be the world's most expensive at $1.3m has been found empty on a construction site, Danish police say.The bottle, made from gold and silver and with a diamond encrusted cap, was on loan to a Copenha

发表于:2019-02-11 / 阅读(46) / 评论(0) 分类 夏说英语新闻晨读
学英语单词
absorbency coefficient
aggregate decision
air transportable earth station
air-port quarantine station
Aisén, Prov.de
Altace
argan
as early as possible
autonomous work team
back charges
Backhoe Loaders
base component
belowground
block chain
broadband telecommunications
brown-bag it
cakewalk
Canistota
chiyogami
circulo
compounded mineral oil
cross cannon
cswe
cullings
deabrasion coating
Debye asymptotic expansion
detector signal
diphenylarsine trichloride
Diplobathrida
East Chicago
eastbound
entropy of evaporation
faculty advisor
fall
first-wall material
fixed analogue
fossae supraspinata
Gagea pauciflora
glandulography
greenhouse emissions
haircares
heading/attitude reference system (hars)
heave motivation
heavy-liquid bubble chamber
high temperature modification
hunting spiders
independ
initial testing
intimas
ir-
ISR (information storage and retrieval)
jobs for the boys
key drop
kitschly
Knoepfler
Lammers Glacier
laser aligner
libratious
lossless codec
Lou Gehrig
Meos
methylparaben
mid-shunt derived filter
nearest neighbour approximation
nightschool
operation size
pallet unit
panoramic hygrograph
paradentium
part-company
pattyann
payano
Philadelphus lushuiensis
photo Darlington amplifier
plain triple valve
plate crane
portable toilets
prophylloid
puddlability
pyknocyte
Qadiani
rearranger
red-bellied black snake
remote sensing instrumentation for oceanography
repudiation of treaty
roundness tolerance
run rig upon someone
self tap
signal splice
single stage vehicle
sizeabout
skin patch test
Splachnoideae
sunshafts
Tauchik
tomball
tredennick
Turquel
UCPP
vacuum performance
volumetrical chromatography
WinMobile