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The Pentagon says the US and coalition partners are carrying out air strikes against Islamic state extremist ISIS in Syria. A new front of US operation against the militants. The strikes are sent on Raka where ISISs headquarters are. Canadian border

发表于:2018-12-02 / 阅读(216) / 评论(0) 分类 2014年NPR美国国家公共电台9月

by Jason Marshall A few months ago we talked about how to multiply fractions. Now that were comfortable doing this and weve talked about a few applications of multiplying fractions such as how to convert units and how to estimate how fast someone is

发表于:2018-12-07 / 阅读(195) / 评论(0) 分类 数学英语

Animals can predict natural disasters 动物能够预知自然灾害 There is no evidence that animals possess a mysterious sixth-sense allowing them to predict natural disasters. Their keen senses of smell, hearing, and sharp instincts alone are eno

发表于:2019-02-01 / 阅读(430) / 评论(0) 分类 实用英语

Educational psychology 教育心理学 Now you know 现在,你要知道 When should you teach children, and when should you let them explore? 什么时候应该告诫孩子,和什么时候应该让孩子自己摸索? It is one of the oldest deb

发表于:2019-02-16 / 阅读(175) / 评论(0) 分类 经济学人科技系列
学英语单词
ad space
aminosis
anathermal period
angling machine
anti-inflammatory agent
asseth
attention getter
be too clever by half
Bjφrgan
bobby pins
brake shoe guide pin
bridge remote control
calibration characteristics
carbothermal reduction
Cleaton
common American shad
condyloid fossa
cryptoprocessors
decompacted
demographic behaviour
deprogrammes
destruct system
development support library
elsie
featurization
fils-aime
floating method construction
Garcinia kwangsiensis
gas beam
gas treatment system
general plan
haefligers
head waiters
Hebdomum
heliogeophysics
inductive source resistivity
interfacial surface tension
isofrequential
jewes harp
john james rickard macleods
konetzni
Koraqua
land casing
land improvement district
majuli i.
manager's order
manual rivet
masson pine
mid-spar
min-heap property
mode lock
Neder Rijn
noncompetitive inhibitor
normally-aspirated
omnidirectional sound source
optical heterogeneity
osmobiotic
overwitting
palmworms
pantelegraph
pedate
pelvic symphysis
phosphoramidimidic acid
platelet crystalline reinforcement
platyspondyly
pleomastia
pneumatic pier
polarity checking circuit
predictive ability
probable destroyed
puntee
rerack
rescue tube
samway
sausage dough
scullionly
seal dish
Shellen
Silvery-Cheeked
single coiled relay
single payment loan
single-pass exchanger
single-strut trussed beam
smoothing preparation
solidification of ballast
special constable
spume
store and forward switching
stormy
stuff into
superposed process
sweating stove
symmict
tail of the body
to discolor
to ditch
transition elements
translation principle
trellis drainage pattern
univers
white-beam
william sharp