线性变换的迹

MARY LOUISE KELLY, HOST: The phrase leave no trace is often used to describe good behavior in national parks, meaning enjoy the scenery, and then leave the park exactly as pristine as you found it. The new movie Leave No Trace is about a father and d

发表于:2018-12-18 / 阅读(53) / 评论(0) 分类 2018年NPR美国国家公共电台7月

Callum:Hello. In recent programmes in this series, Who on Earth are we? Marc Beebys looked at some of the more obvious ways that cultures can be different from one another -the different ways we use language, or non-verbal communication, for example

发表于:2019-01-07 / 阅读(528) / 评论(0) 分类 英语讨论

66 神秘的彗星

发表于:2019-01-30 / 阅读(91) / 评论(0) 分类 科技之光

scope n.(活动)范围, 机会, 余地 解析:an investigation of wide scope大规模的调查 beyond sb.'s scope非某人所能了解 give (sb.) scope for给发挥的机会 outside sb.'s scope超出某

发表于:2019-02-03 / 阅读(41) / 评论(0) 分类 英文语法词汇

By Peter Heinlein New York City 05 October 2007 Runners on the streets of New York are commonplace this time of year. There is the marathon next month, and occasionally, other organized runs. But one annual event has skyrocketed to prominence in rece

发表于:2019-02-03 / 阅读(101) / 评论(0) 分类 2007年VOA常速英语(十月)

scope n.(活动)范围, 机会, 余地 解析:an investigation of wide scope大规模的调查 beyond sb.'s scope非某人所能了解 give (sb.) scope for给发挥的机会 outside sb.'s scope超出某

发表于:2019-02-06 / 阅读(46) / 评论(0) 分类 考研英语
学英语单词
abrasive materials
Argyll Robertson phenomenon
auxiliary emulsifying agent
bacteria families
beau sabreur
beribbon
blackroots
break rooms
C.O.D
c.reinhardtii
cake yield
chrome fast cyanine b
Conero, Mte.
corporation duty
cyclone season
deterministic channal
digital system cross-connect switch
dimethylaminoethylbenzilate
dog-draw
economical continuous rating
electrical hoist
electroacoustic transformator
ellingsen
emboweler
end part
environmental distunctions
excess of skill
flemming
fossaperturate
genus anopheless
genus orchestias
genus Rhagoletis
genus Rhexia
gnomoniella lithocarpicola
Granite Pass
Hare Bay
head-sail
high closing
hop clovers
ibbotsons
impledged
interjections
intermate individuals
Jonuta
Kaitawa
keratome
Kirengeshomaideae
lay the axe to the root of
lewis cut
liewer
Lycoris chinensis
malakograph
matching with simultaneous assignment
middling plantation
monopersonal
multi-segmented ship model
naevi trichoepitheliosum
naked promise
noninflammability
operating-room
pacrinolol
PCC (programmed-control computer)
periangitis
permissive parenting
petroleum agriculture
phenol hydrogenation
postmeiotic division
profit-losses
protecting organ
psion organiser
pump rod
quartering wave
quiet conscience
quizs
radiometric age dating
rational fracetional function
saccus vitellinus
safety window
sand box shell
sassicaia
setting condition
shooting guard
sirkin
snake currency
soluble enzyme
soons
space photograph
spagirism
specific-consumption
Stern thrust half to port!
submarine seepages
superrigid
tapioca plant
telegraph channel
tetramethylene
trustless evidence
tryumph
Valimi
voeune sai (virochey)
warehouse warrent
west-indian
zirconyl iodide