生物测定; 生物检定

魔术美文记英语4级词汇 The New Autobiobiography

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发表于:2018-11-30 / 阅读(625) / 评论(0)

24篇魔术美文串记4级词汇

乘车英语对话-Why to Buy a Pass(2)

A: Have you bought a bus pass yet? B: I'm not getting one. A: Why is that? B: It's cheaper if I don't buy one. A: Buying a bus pass will save you money. B: How do you figure that? A: There's no limit to how often you can use your bus pass. B: Really?

发表于:2018-12-02 / 阅读(405) / 评论(0)

实用乘车英语

2013年ESL之就医和人际交往 17 Fearing Bioterrorism

Fearing Bioterrorism Natalie: Why are you wearing that gas mask? Anton: Im getting used to it. If we ever have a bioterrorist attack, Ill be ready. Want to try one on? Natalie: No, thanks. If we get involved in biological warfare, I think well have s

发表于:2018-12-03 / 阅读(349) / 评论(0)

2013年ESL之就医和人际交往

蒋健棠听说学英语 Chapter16:The wildlife biologist

发表于:2018-12-26 / 阅读(472) / 评论(0)

蒋健棠听说学英语

新编英语教程第五册unit07_2_mouse_cloning_begins_bio-industri

发表于:2018-12-29 / 阅读(310) / 评论(0)

新编大学英语阅读部分

乘车英语对话-How to Buy a Pass(3)

A: Could I buy a bus pass today? B: Which bus pass would you like to purchase? A: What kinds of passes are there? B: There are day passes, weekly passes, monthly passes, and student passes. A: Let me get a student pass. B: Could I see your student ID

发表于:2018-12-30 / 阅读(344) / 评论(0)

实用乘车英语

乘车英语对话-How to Buy a Pass(2)

A: I would like to get a bus pass. B: Do you know what kind of pass you want? A: Can you tell me my options? B: There are passes for a day, month, and week, and there are student passes. A: I would like the student pass. B: Let me see your student ID

发表于:2018-12-30 / 阅读(346) / 评论(0)

实用乘车英语

ESL Podcast 930 – Fearing Bioterrorism

Natalie: Why are you wearing that gas mask? Anton: Im getting used to it. If we ever have a bioterrorist attack, Ill be ready. Want to try one on? Natalie: No, thanks. If we get involved in biological warfare, I think well have some warning. Anton: T

发表于:2019-01-01 / 阅读(320) / 评论(0)

地道美语播客

Designer Antibiotics

85 新功效的抗生素在加州诞生 DATE=8-15-01 TITLE=SCIENCE REPORT - Designer Antibiotics BYLINE=Jerilyn Watson （Start at 1'04

发表于:2019-01-02 / 阅读(437) / 评论(0)

科技之光

Biosolids

By Mario Ritter Broadcast: October 28, 2003 This is Steve Ember with the VOA Special English Agriculture Report. Farmers have long put animal waste on their fields. They may also use human waste. Mode

发表于:2019-01-02 / 阅读(394) / 评论(0)

VOA2003（下）-农业与经济

美国俚语:Busting my ass什么意思?

busting my ass 的意思是让难堪/ 努力工作例句： I wish the directors just would stop, you know, busting my ass because I already have lots of problems. 我真的希望导演别再为难我，我的麻烦事已经够多了。 Every day I

发表于:2019-01-08 / 阅读(405) / 评论(0)

美国俚语

美国俚语:My ass什么意思?

参考对话： A: Honey, this is going to be my last cigarette. I'm not gonna smoke again, I promise. A: 宝贝, 这将是我最后一支烟。我保证不会再抽了。 B: This is going to be your last cigarette, my ass. B: 这会是你的最后一

发表于:2019-01-08 / 阅读(524) / 评论(0)

美国俚语

The Lion with the Ass

As Aesop's lion was going to the forest in company with an ass，who was to assist him with his terrible voice，an impertinent crow called to him from a tree：A pretty companion！Are you not ashamed of yourself to be walking with an ass？Whomsoev

发表于:2019-01-09 / 阅读(356) / 评论(0)

趣味英语

The Ass，the Ox and the Birds

An ass and an ox，fastened to the same yoke，were draging a waggon．While the ox was pulling with all his might he he broke a horn．The ass swore that he had got no help whatever from his weak companion．Exerting himself in the labour，the ox b

发表于:2019-01-09 / 阅读(424) / 评论(0)

趣味英语

新西兰英语 60 Biosecurity

Anyone who arrives in New Zealand by plane knows about Biosecurity NZ. Bio means living and security means safe. Biosecurity NZ is a government department. Their job is to make our country safe from unwanted living pests. These pests are plants, anim

发表于:2019-01-27 / 阅读(330) / 评论(0)

新西兰英语

AGRICULTURE REPORT - Biocontrols, Part 2

AGRICULTURE REPORT - Biocontrols, Part 2 By Mario Ritter Broadcast: Tuesday, April 20, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Biocontrols are the way nature seeks ba

发表于:2019-01-30 / 阅读(363) / 评论(0)

农业与发展

VOA标准英语2008年-Kenya to Develop Bio-Fuel Industry

Kenya is joining a long list of countries planning to produce diesel fuel from the poisonous-but-oil-rich seeds of the jatropha tree, a plant indigenous to South America. The tree is at the heart of a five-year strategy to develop a bio-fuel industr

发表于:2019-02-06 / 阅读(411) / 评论(0)

VOA标准英语2008年（八月）

俄科学家研制出"不老药"

俄罗斯莫斯科的一位生物能量学教授近日宣布，他已研制出一种能够有效延缓衰老的不老药，并有望于几年内上架销售。这位科学家用40年的时间研制出一种抗氧化剂，能够有效抑制氧分子对人

发表于:2019-02-06 / 阅读(417) / 评论(0)

阅读空间

The Ass and the Flutev

As an ass was quietly dining on thistles，he beheld a shepherd seated beneath a tree，awakening sweet echoes on his flute，and charming the ears of all within hearing，excepting our discontented lop-eared brute，who thus soliloquized：The world

发表于:2019-02-08 / 阅读(371) / 评论(0)

趣味英语

Newly Discovered Biomarker Predicts Cancer Growth

One of the most common questions cancer patients ask their doctors is: has the disease been contained or will it spread. A recent study by U.S. and Chinese researchers may help provide clues. The scientists examined genetic（遗传的,基因的） m

发表于:2019-02-18 / 阅读(334) / 评论(0)

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学英语单词

abrasives filter

Aconitum polycarpum

agroclimatic survey

antidieseling solenoid