红锆石

Lesson 68 The Hyacinth 第68课 风信子 The wild hyacinth is one of the most beautiful of the flowers of spring-time, and it is also one of the most abundant . In April, May, and June, we may find its flowers in many parts of the woods in such numb

发表于:2019-01-17 / 阅读(126) / 评论(0) 分类 英国学生科学读本

In the centre of the flower is the green seed-vessel; and if we cut this across, we shall find that it is divided into three parts, each of which contains several young seeds. 位于花朵中间的就是绿色种皮, 我们将其切开, 就会发现,

发表于:2019-01-17 / 阅读(128) / 评论(0) 分类 英国学生科学读本

Don: Today, on A Moment of Science, the Ocean's Most Wanted. Sure, they might seem innocent and downright lovely in your aquarium, but released into the wild, your plants and fish can knock aquatic ecosystems right out of balance. Today's invasive sp

发表于:2019-01-22 / 阅读(129) / 评论(0) 分类 英语时差8,16

By Scott Bobb Lake Victoria, Western Kenya 27 February 2008 The violence that erupted in Kenya following December's elections brought to the fore long-standing feelings of marginalization in the opposition stronghold of western Kenya. Economists say

发表于:2019-01-31 / 阅读(110) / 评论(0) 分类 VOA常速英语2008年(二月)

rose 玫瑰花 tulip 郁金香 balsam 凤仙花 canna 美人蕉 lily 百合花 jasmine 茉莉 sweet pea 香豌豆花 sunflower 向日葵 geranium 大竺葵 morning-glory 牵牛花 cosmos 大波斯菊 pansy 三色堇 poppy 罂粟花 marigold 金盏花 carnation 麝香石竹 amaryllis 孤挺花 dahlia

发表于:2019-02-02 / 阅读(141) / 评论(0) 分类 英文语法词汇

Sherlock has come out on top again - this time in a worldwide poll of most popular BBC television characters. 《神探夏洛克》再登榜首!这次是在一个全球民意调查中荣获BBC最受欢迎的电视角色。 Actor Benedict Cumberbatc

发表于:2019-02-03 / 阅读(100) / 评论(0) 分类 英语新闻

pine 松 cerdar 雪松类 larch 落叶松 juniper 杜松 cone 松果 cypress 柏树 bamboo 竹 box 黄杨 poplar 白杨 cottonwood 三角叶杨 osier 紫皮柳树 willow 垂柳 birch 白桦 maple 枫树 sequoia 红杉 fir 冷杉 hemlock spruce 铁杉 spruce 云杉 yew 紫杉 eucalytus 桉树 l

发表于:2019-02-06 / 阅读(127) / 评论(0) 分类 英文语法词汇

Oceans Most Wanted 伴随着人们的经济活动和国际交往,一些物种由原生存地借助于人为作用或其他途径移居到另一个新的生存环境并在新的栖息地繁殖并建立稳定种群,这些物种被称为外来物种。

发表于:2019-03-09 / 阅读(254) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
a chose in action
acariosis
actual temperature
AEPS
agila
agilawood oil
aluminium smelting by-products
antibullet
arillate, arillated
assessment tax
automatic damper regulator
Bagazan
Bellpuig
boiling and cooling process
boneless meat shaping
buttock
by-matter
capitals of seychelles
Chirikof I.
clearing notice
crassamentum
crumpledness
DAE (data acquisition equipment)
dead band regulator
degradation model restoration
diagram drawing
dual in line package
estivoautumnal
exactiy
Fanning I.
field application engineer
forbidden-pulse combination
genetic distance
Geneva nomenclature
get in
goyle
Hedysarum trigonomerum
helium-displacement method
hepatorenal reflex
hyperflexible
incomplete symbol
inter-scholastic
intercrystalline brittleness
introsumed
inversely-proportional relationship
Issy-les-Moulineaux
k.s.a
kazemi
kinetography
Laiyang formation
lateral colotomy
leaching deposit
lifetime warranty
lobate rill mark
lumber tropical fresh water load line
Luxembourg, Dist.de
messick
missile blind area
native gold
Negeri Sembilan, State of
netzsch
nominal shipper
non-zero restriction
nyctaphonia
one way lease contract
organoruthenium
pacittoes
panel of arbitrators
papillomavirus bovine papillomavirus
penetration of radiation
petrolift
phenol oil
plant waterway
Poke-Hole
Powell, Anthony Dymoke
power-rating
proof of the contrary
pyrotechnic signals
Ramree
referential experience
reverse biased junction
rotary casting
s-unit meter
scariosa
section warping
sonar countermeasures
stabilizer bracket
start finished signal
submarine pipe line
take counsel with someone
top squeeze molding machine
two dimensinal flow
ultra-precise laser distancemeasuring instrument
under-spend
ungest
untypeable
upon
uppish push
uranium ferrate
vaporcooling
werejackals
zigzag current