母羊一次情期配种百分率

背景介绍: 众所周知,关爱留守儿童已经成为了社会关注的焦点。目前,留守儿童的数量多,且监护人多为孩子的爷爷奶奶等受教育程度较低的一群人。一些孩子们得到的物质较为丰富,而精

发表于:2018-12-01 / 阅读(68) / 评论(0) 分类 英语作文

eight - number between 7 and 9, 八 ate - past tense of eat, 吃的过去式 bear - a big, hairy animal bear - to be able to withstand something bare - exposed bred - past tense of breed 繁殖的过去式 bread - a type of food 面包 be - is 主动词

发表于:2018-12-18 / 阅读(117) / 评论(0) 分类 雅思英语

bowl [bəul] n.碗 danger ['deindʒə] n.危险 fatten ['ftn] v.养肥 headmaster [hed'ma:stə] n.校长 lead [li:d] n.v.领导,指引 neighbor ['neibə] n.邻居;v.毗邻 professor [prə'fesə] n.教授 shapeless ['ʃeiplis] a.无定形的 surpr

发表于:2018-12-19 / 阅读(147) / 评论(0) 分类 1200个常用英语口语单词(MP3+文本)

For many people summer equals tomatoes. Thats when folks can get their hands on gorgeous heirloom and traditional varieties, full of tomatoey flavor. Such tomatoes provide a stark contrast to year-round supermarket ones, famous for tasting like, well

发表于:2018-12-24 / 阅读(73) / 评论(0) 分类 Scientific American(六)月

This is Scientific America's 60 second science, I'm Sentay Graber, this will just take a minute. Magnifying glass, telescope, tiny tiny tape measure, these are the weapons with which researchers are fading it out to find the world's smallest frog.One

发表于:2018-12-24 / 阅读(82) / 评论(0) 分类 Scientific American(一)月

Paul: Hey, Todd. I saw your pictures with you and some tigers. Where's that from? Todd: That was at a place in Southeast Asia. It was in Thailand, actually. Paul: All right. Todd: Yeah, it was pretty cool. I was a bit dubious of it. I mean, I saw the

发表于:2018-12-25 / 阅读(47) / 评论(0) 分类 原版英语对话1000个

Professor: Kevin and Jose are roommates at college. Today they are moving into their room and meeting each other for the first time. Professor Bowman, 这可是件大事。我的第一个大学室友睡觉鼾声如雷,还经常偷吃我的东西,希

发表于:2018-12-25 / 阅读(42) / 评论(0) 分类 美语三级跳

1. I like pets very much, but I don't know which one to buy? 我喜欢宠物,但我拿不定主意该买什么? 还能这样说: I like pets, but I don't know which one is the right one for me. I am fond of pets, but I am not sure which pet I s

发表于:2018-12-25 / 阅读(56) / 评论(0) 分类 情景会话口袋书人际篇

Don: Mmm. I'm making corn on the cob for dinner, and my mouth is already watering thinking about those sweet juicy kernels! Yal: Yum! Hey Don, how did corn evolve? The seeds are all crammed together on the cob and wrapped tightly inside the thick hus

发表于:2018-12-27 / 阅读(100) / 评论(0) 分类 英语时差8,16

A: Welcome to Lincoln Bank. Which service do you require today? 欢迎光临Lincoln银行。您今天需要什么服务呢? B: I'm here to ask about a loan. 我来这里询问一下有关贷款的事情。 A: We have many loans on offer. May I ask

发表于:2018-12-27 / 阅读(87) / 评论(0) 分类 银行英语情景口语

AGRICULTURE REPORT - Endangered Breeds of Farm Animals By Mario Ritter Broadcast: Tuesday, May 25, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Farm animals supply an esti

发表于:2019-01-07 / 阅读(59) / 评论(0) 分类 农业与发展

People who do not get enough vitamin A in their diet may develop night blindness. But in the developing world a lack of vitamin A causes much more serious harm to children. The World Health Organization links vitamin A deficiency to as many as two hu

发表于:2019-01-11 / 阅读(101) / 评论(0) 分类 2011年VOA慢速英语(一)月

AMERICAN MOSAIC - New York Exhibit Shows Great Artists as Jewelers HOST: Welcome to AMERICAN MOSAIC in VOA Special English. (MUSIC) Im Doug Johnson. Today we listen to new music from singer Tony Bennett and some of his friends. We also tell you about

发表于:2019-01-12 / 阅读(71) / 评论(0) 分类 2011年VOA慢速英语(十)月

Looking for the Easter bunny? Heres one thats easy to spot. 还在找复活节兔子吗?不用费神啦,这只就行! Darius weighs three-and-a-half stone and measures 4ft 4in, making him the worlds biggest rabbit, according to Guinness World R

发表于:2019-02-05 / 阅读(61) / 评论(0) 分类 阅读空间

OF WHAT USE is a college training? We who have had it seldom hear the question raisedwe might be a little nonplussed to answer it offhand. A certain amount of meditation has brought me to this as the pithiest reply which I myself can give: The best c

发表于:2019-02-17 / 阅读(131) / 评论(0) 分类 阅读空间

克拉克为了照顾父母希望高中毕业后能上大学离农场近一些父母却为了前途希望能上好一些大学克拉克说明这自己作为一个儿子选择 高中毕业典礼前具有冰冻能力Bredan将克萝依、拉娜等一些同学关到了一间仿造高中校园里企图永远留住高中记忆克拉克和路易斯发现克萝依失踪后一

发表于:2019-02-18 / 阅读(84) / 评论(0) 分类 超人前传

bred - past tense of breed 繁殖的过去式 bread - a type of food 面包 caught - past tense of catch 抓的过去式 cot - a portable bed that folds for storage 轻便小床 fan - a device for moving air 风扇 fan - short for fanatic 狂热,爱好

发表于:2019-02-19 / 阅读(106) / 评论(0) 分类 雅思英语

eight - number between 7 and 9, 八 ate - past tense of eat, 吃的过去式 bear - a big, hairy animal bear - to be able to withstand something bare - exposed bred - past tense of breed 繁殖的过去式 bread - a type of food 面包 be - is 主动词

发表于:2019-02-20 / 阅读(113) / 评论(0) 分类 雅思英语

To me, fair friend, you never can be old, 俊朋友,我看你绝不会衰老, For as you were when first your eye I eyed, 自从第一次和你双眸相照, Such seems your beauty still. Three winters cold Have from the forests shook three summ

发表于:2019-02-24 / 阅读(124) / 评论(0) 分类 莎士比亚十四行诗全集

Today marks China's annual youth day. Chinese Youth Day was established in 1949 to commemorate the beginning of the May 4th Movement. The movement in 1919 was a student protest that grew out of dissatisfaction with the Treaty of Versailles. It is see

发表于:2019-03-12 / 阅读(1747) / 评论(0) 分类 cctv9英语新闻2016年
学英语单词
aberrant ureter
abscess drainage
airstair
arithmetic operations
arrow's impossibility axiom
artificial deposition
bar theory
batch reactor
bee-flower
Bell operating company
bidenticulatus
Bondues
breast brace
buyback
catalytic reforming furnace
cell motor
central placenta
ceratotheriums
cetacean mammal
church tax
clepeth
collecting electrode
communicating class
control system (for wind turbines)
controlled freezing
corpse
customs notice to ship's master
de-regulation
depinning
Dieb. alt.
dippier
disc firction loss
discrete Fourier transforms
double penetrated
drug-addiction
dry granulation method
dust car
electric shavers
eruption canal
family armadillidiidaes
fickler
front-hall
gas poerated smoke-house
glisten
Goodwater
Goulburn Is.
gummite
Gāvakān
haliphron atlanticus
hop-toad
I.M.E.I.
improvisatore
induction of labor
Iris curvifolia
isofagus
jerk-nut
Khmer
Kilpatrick Hills
Lagos (Ikeja) Airport
lambamena
legba
leopardesses
loan calling
markov transition diagram
mesquits
multiple aperture logic element
new-laids
nonpersisters
numerical matrix multiplication
objectionable
opera-length
organization of wagon flow
output error control
output pulse width
percine
pharmaceutical preparations
Pirenzcpine
pulsating electric source
r/u quantity/timing qualifier
R013-9904
randomite (nordstrandite)
selective reduction
sheards
silverstic
single-valued analytic function
sit-inner
soda-hornblendes
songthaeo
stonch
strut vee angle
surmontant
takes stock
Trade Facilitation
twillings
two-quantum transition
unbind a prisoner
uncompounded rubber
unscroll
venture an opinion
vxl
winged cutter