渔业生物学取样

This is the VOA Special English Agriculture Report. Too much fishing has reduced many fishery populations by ninety percent or more from their highest recorded numbers. Some fishing seasons last only a few days because the catch limit is quickly rea

发表于:2018-12-07 / 阅读(76) / 评论(0) 分类 VOA慢速英语2008年(九)月

Unit 5 My favorite subject is science. [00:09.42]Section B [00:12.42]1a Put these days into the correct order. [00:19.99]1b What subjects do you study at school? [00:26.07]Check ()the subjects. [00:29.27]1c PAIRWORK [00:33.11]Ask and answer questio

发表于:2018-12-10 / 阅读(184) / 评论(0) 分类 初中英语山东版六年级下

[00:04.49]Part 1 [00:07.34]WARMING UP [01:34.41]biology=scientific study of the life and structure of plants and animals [01:52.98]the biology of bacteria biologist [02:04.94]biological washing powder [02:28.30]LISTENING [02:34.25]1. Listen to the ta

发表于:2018-12-18 / 阅读(147) / 评论(0) 分类 高中英语人教版高一

abundant [ə'bʌndənt] a.丰富的,充裕的,大量的 biology [bai'ɔlədʒi] n.生物学 community [kə'mju:niti] n.社区,居民 detective [di'tektiv] n.a.侦探(的) exception [ik'sepʃən] n.例外,除外 handful ['hndfl] n.一把,一小

发表于:2018-12-19 / 阅读(172) / 评论(0) 分类 1200个常用英语口语单词(MP3+文本)

biology class This happened in a university biology class. The professor was explaining that sperm has a high concentration of dextrose. One freshman girl who looked puzzled asked, Then why doesn't it taste sweet? Notes: 1. This happened in a univers

发表于:2018-12-26 / 阅读(67) / 评论(0) 分类 英语笑话(MP3+文本)

biology [bai'ɔlədʒi] n.生物学 costly ['kɔstli] a.昂贵的 expensive [iks'pensiv] a.昂贵的 grow [grəu] v.生长,增长,变成 know [nəu] v.知道,熟悉 mountainous ['mauntnəs] a.多山的,如山的 possibly ['pɔsəbli] ad.可能

发表于:2018-12-30 / 阅读(246) / 评论(0) 分类 1200个常用英语口语单词(MP3+文本)

QC procedure 品管流程 What issues do we need to address to work out new QC procedures? 在制定新品管流程之前,有哪些問題必須先處理? quality standard 品質標準 This year, Metro Factory experienced a noticeable decline in q

发表于:2018-12-31 / 阅读(129) / 评论(0) 分类 商务英语必备1000字

1.audit 审计 2.attestation 鉴证 3.credibility 可信赖程度 4.audit of financial statements 财务报表审计 5.agreed-upon procedures 执行商定程序 6.high levels of assurance 高水平保证 7.compilation 编制 8.reliability 可靠性 9

发表于:2019-01-03 / 阅读(118) / 评论(0) 分类 财会英语

The 2009 Nobel Prize in Chemistry goes to Venkatraman Ramakrishnan of the MRC Laboratory of Molecular Biology in England, Yale Universitys Thomas Steitz, and Ada Yonath of the Weizmann Institute of Science in Israel for their studies of the ribosome.

发表于:2019-01-08 / 阅读(93) / 评论(0) 分类 Scientific American(十)月

[00:02.50]Unit 21 Human Biology Culture Corner [00:07.48]Traditional Chinese Medicine [00:09.94]Traditional Chinese Medicine has been practiced [00:12.23]in Asia for the last 2,500 years. [00:15.73]It is safe and effective [00:17.83]and has a holisti

发表于:2019-01-10 / 阅读(270) / 评论(0) 分类 北师大版高中英语模块7(选修)

Scientists, Regulators Look to Save Smaller Fish in Marine Food Chain Perhaps you've had salmon, tuna, or swordfish for dinner recently. Or maybe it's on the menu tonight. Every big fish that lands on your plate got that big by eating lots of little

发表于:2019-01-14 / 阅读(71) / 评论(0) 分类 VOA标准英语2011年(八月)

1.Bending 弯曲 A: What kind of parts do you usually need to bend? B: Tubular parts or stampings. A:什么样的零件一般需要进行弯曲加工? B:管状零件或冲压件。 2.Cycle time 工作周期 A: What is the cycle time of the injection molding machine? B: Three

发表于:2019-01-21 / 阅读(71) / 评论(0) 分类 天天商务口语

MIKE TAIBBI: What's not to love? So beautiful, colorful, mesmerizing in their movementsminiature works of living art that can thrive and entertain for years! They're, Koles, Longnose Butterflies, and a variety of TangsImmortalized by Hollywood in the

发表于:2019-01-27 / 阅读(89) / 评论(0) 分类 PBS访谈商业系列

发表于:2019-02-01 / 阅读(102) / 评论(0) 分类 财会英语

The English were preceded in the whale fishery by the Hollanders, Zealanders, and Danes; from whom they derived many terms still extant in the fishery; 就从事捕鲸业说来,荷兰人,西兰人和丹麦人都是早于英国人的,他们所创造

发表于:2019-02-17 / 阅读(48) / 评论(0) 分类 白鲸记

It's a stat that gets bounced around as e-mail-forward wisdom: men think about sex every seven seconds. Even when the idea lacks this mythical specificity and grandiosity (that's 7,200 times a day!), the idea that men think about sex basically all th

发表于:2019-02-17 / 阅读(82) / 评论(0) 分类 阅读空间

natality 生育 fertility 生育率 fecundity 生育能力 birth rate, natality rate 出生率 births 出生人数 parity 胎次 premature birth 早产 life birth 活产 stillbirth 死产 birth peaks 出生高峰 mortality 死亡 mortality rate 死亡率

发表于:2019-02-18 / 阅读(93) / 评论(0) 分类 实用英语

GUANGZHOU, May 16 (Xinhua) -- A two-and-a half month fishing ban began at noon Wednesday in most parts of the South China Sea as part of ongoing efforts to rehabilitate the area's marine resources, according to fishery authorities. The Hainan provinc

发表于:2019-02-18 / 阅读(79) / 评论(0) 分类 英语新闻

A newly commissioned vessel in China's southernmost city of Sansha has completed its first patrol in waters around the Zhongsha Islands. The law enforcement ship embarked on a 1,200 kilometers trip Sunday and returned Monday afternoon. During its pat

发表于:2019-02-18 / 阅读(109) / 评论(0) 分类 cctv9英语新闻2015年

left-skewed 左偏 negative-skewed 负偏 right-skewed 右偏 positive-skewed 正偏 contingency table 列联表 sampling distribution (of a statistic)(某个统计量的) 抽样分布point estimate 点估计值 point estimator 点估计式 unbiased

发表于:2019-02-18 / 阅读(88) / 评论(0) 分类 英语口译
学英语单词
achelura sanguifasciata
adhortatory
Akhmatova, Zaliv
and that's a fact
angiopeptin
antioxygenation
Aschoff-Tawara node
back-strokes
backward flight
blue baby syndrome
bolsters
calcination furnace
carbamate chemicals
Cartwright Pt.
cercospora deightonii
chronoscope
close combat weapon fuze
collateral hyperemia
complex-valued field amplitude
controlled perscribed burning
counter-current action
covered stadium
damaxine
design storm pattern
Didinium
differential gain characteristic
digital data converter-receiver
dry land
dryness affecting lung
Dutch Ovenned
emd anchorage of bars
engine warming steam pipeline
ethmoid bone
fiduccia
fringed micelle
gallweys
genus coelogynes
giacinto
Gouna
graphite lubricantor
gravity determination
Great Salt Desert
groeschel
Gull I.
Haffkine's vaccine
hand-winch
have a bone in one's arm
have the full backing of
herbry
houssins
Huttenheim
jonnick
keep one's side of the bargain
labyrinth seal ring
lady bird
lambchops
landart
legal consciousness
limiting stopper
linear correiation
lorcans
major lobe
metatarsophalangeal
methyllysine
micronozzle
missing pick
monitored maintenance
multi objective system
multiple task management
neapolitan disease
ninihammer
niyaz
normalized local address
North Dravidian
out-to-in
ovarian interstitial cell tumor
paracolic lymph nodes
pened
photosculptures
plastic gasket
portrait orientation
President Benjamin Harrison
pulpwood aging
rag engine
rapaciousnesses
required input
saturation delay schottky diode
Sentier
set
somatic death
sporting life
stand bail
taliesins
thermal retardation coefficient
triobolar
uncut pile
underthought
Venocort
water-knockout drum
wavelet transformation-multiple spectrophotometry
wirth
Zvolen