音标:['wɔ:təʃedz] ;
n. 分水岭( watershed的复数形式 ); 分水线; 转折点; 流域
n. a ridge of land that separates two adjacent river systems
n. the entire geographical area drained by a river and its tributaries; an area characterized by all runoff being conveyed to the same outlet
n. an event marking a unique or important historical change of course or one on which important developments depend

Wetlands Could Save Cities--and Money, Too 湿地不仅能保护人类还能替人类省钱 As Houston begins recovery efforts from Hurricane Harvey, a new storm threatHurricane Irmais barreling west towards the Caribbean and Florida. We have few def

发表于:2018-12-02 / 阅读(52) / 评论(0) 分类 2017年Scientific American(九)月

Bosnian Nature Reserve Threatened by Hydroelectricity Project 水电项目威胁波斯尼亚自然保护区 WASHINGTON, D.C. A small corner of paradise, called Hutovo Blato, is located in the southern part of Bosnia-Herzegovina. With its abundant veg

发表于:2018-12-08 / 阅读(35) / 评论(0) 分类 VOA常速英语2013年(十月)

Extreme Storms Are Extreme Eroders数天百年的效果 In 2013, a rare September storm swept across the plains of Colorado. When it hit the Rockies, it dropped more than a foot of rain in places like Boulderas much as the city sees in an entire year

发表于:2018-12-24 / 阅读(32) / 评论(0) 分类 2017年Scientific American(四)月

So what can I say? 那我能说什么 That there's a lot in flux, and it'll be tight. 不确定因素很多,票数胶着 Okay. Thanks. 好的,谢谢 Yeah. Sure thing. 应该的 Hey, Francis, it's me. 弗朗西斯,是我 Call me back. 回我电话

发表于:2019-01-29 / 阅读(24) / 评论(0) 分类 纸牌屋第一季

In the 1990s, China became the world's factory after its opening up and economic reform. Many coastal provinces in the east have accumulated a wealth of capital since then. In recent years, however, the country has been witnessing a wave of industria

发表于:2019-02-14 / 阅读(49) / 评论(0) 分类 英闻天下

U.S. Agency for International Development, or USAID, Mexico Mission Director, Thomas R. Delaney, joined Mr. Graco Ramirez, the Governor of Morelos State, in Mexico City on September 13th, to sign a Letter of Intention to cooperate between USAID and t

发表于:2019-02-18 / 阅读(24) / 评论(0) 分类 英语新闻
学英语单词
-poo
a-c receiver
Abbe's string method
aitiogenic
aminobiphenyls
Androctonus
array representation
assiduities
benbasat
Bermejo River
billiard players
block streams
bookkeeping cycle
broad band amplifier
broadband telecommunications
Cannaceac
closed loop stabilization
cold cutter
computerliterate
cooling air
corporeality
currentless part
decayabler
degasifier
dry rubble
ericamycin
error transmission
Excuse me,pardon me
falkenhayn
feuers
fixed ignition
flat-key
frame filter (press)
Fremantle Doctor
fuck-boys
genus malopteruruss
Gorbachev, Mikhail S.
greaterest
ground - effect machine
harponier
head telephone set
heading and gutting
heaven
hurricane rain band
Impatiens imbecilla
irgc
Kirchhoff's bridge
Klettgau
Krokos
leadedjoint
licorice stick
load lines
London stock exchange
long run plan
milicevic
modified hemi-bipyramid
multidoctor
Newtonian behavior
orcine
organic pollution source
out of ... senses
output-truncated condensation
petal nebula
physics laboratory
polychromophil
post-publications
power-measuring circuit
premammalian
program expansion
prophetin
pulsings
pussly
put into a junk
Pyrrhic victory
quasi-relativistic electron
Queensland Plateau
read around number
redemand
related interpolators
resigners
resin-ligand
salicylaniline
scalar result
sitka spruces
sliding box-shaped caisson
split-second mechanism
stationary cutter
supercolossi
thermophile
tillage machine
transistor voltage current characteristics
treatment of refuse
turbeh
two-pedal control
undermined intention
unfearfully
vibrarm
virtuware
visible balances
water-cock
waterbug
yod dropping