单词：programmed cell death
- apoptosis细胞死
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Don: Some people seem to need significantly less sleep than others. Yael: Tell me about it. I have a friend who swears that she sleeps only five hours a night. If she's telling the truth, then she must be bionic. She seems to have plenty of energy, a
英语听力文摘 English Digest
神奇校车带领孩子们进入浩瀚的科学领域，游梭于生物科学、地球科学、太空科学、气象学、古生物学等各门学科中。被纽约时报评为最新鲜有趣、最富有创意和想象力的科学启蒙方式。孩子
神奇校车系列丛书
Don: Some people seem to need significantly less sleep than others. Yael: Tell me about it. I have a friend who swears that she sleeps only five hours a night. If she's telling the truth, then she must be bionic. She seems to have plenty of energy, a
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本讲为 2006 年下半年新的教学内容，请对照教材，练习册和语法书听录音！ personnel n. 1. （集合名词）全体人员（职员）； 2. 人事（部门） The new director
自考英语（二）60讲
SCIENCE IN THE NEWS - October 22, 2002: Nobel Science Prizes By George Grow VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with SCIENCE IN THE NEWS, a VOA Special English program a
科技之光
1. A new twist in the investigation into JonBenet Ramsey's death. San Quentin State Prison officials searched the cell of Richard Allen Davis, the man convicted of killing Polly Klaas. That's because
美联社新闻一分钟2006
1. It seems Slobodan Milosevic died of a heart attack. That’s according to the preliminary autopsy results. The former Yugoslav leader was found dead in his jail cell in the Netherlands Saturday, on
美联社新闻一分钟2006
The silence of men in general is overtalked about and overcriticized. To be sure, men never open up as much as women want them to, but there is a wordless understanding in which we function fairly well especially in friendships. 男人的沉默往往被
英语美文
Chance doesnt exist But the path of life is not totally so predestined And time and chronology show us how all should be In the ways of existence To find out why we are here Being consciousness is a torment The more we learn is the less we get No one
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Are the machines taking over? Well not yet, but they are making quite an impression at the international travel fair in Berlin. Two humanoid robots - named Chihira Kanae and Mario - are at the event, to show how hey can be put to use in the travel an
cctv9英语新闻2016年
Damaged Robots Learn to Make Changes to Keep Working 能够自我修复的机器人 When a dog loses a leg, the animal eventually figures out the best way to get around on three legs. In a short time, the dog learns deal with its physical disability.
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SCOTT SIMON, HOST: Some of the best minds of our times, including Stephen Hawking and Elon Musk, have warned that human beings may invent intelligent machines that could wind up destroying humankind. But a small incident this week might make you wond
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十六、形容词最高级省略结构 The crane is the tallest bird of the wading birds. 最高级后面的名词与范围名词重复，可以省略，句子变为The crane is the tallest of the wa
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The battle wages on as cruel as it can be swords slashing on the shields make sparks that fill the air no holds barred here I nearly lost my ring my friends are on the ground it's time for me to hit [Sendor] My arms get stronger and stronger with eve
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本期内容： IsGooglebiasedagainstpoliticallyconservativeusersandinfavorofpoliticallyliberalones? That'ssomethingthatanumberofRepublicans, includingU.S.PresidentDonaldTrumphaveaccusedGoogleofbeing, andRepresentativeLamarSmith,aRepublicanfromTexas,
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Seed Dormancy 种子休眠是，有生活力的种子由于内在原因，在适宜的环境条件下仍不能萌发的现象。休眠是植物在长期系统发育过程中获得的一种抵抗不良环境的适应性。具有休眠特性的农作物种
英语听力文摘 English Digest
1.我非常喜欢它。? I very like it I like it very much。 2. 这个价格对我挺合适的。 The price is very suitable for me。 The price is right。 Note：suitable(合适的、相配的)最常见的用法是以否定的形式出现在告示或
英语口语
Grow Your Own Dentures 种植牙也叫人工种植牙，并不是真的种上自然牙齿，种植牙而是通过医学方式，将与人体骨质兼容性高的纯钛金属经过精密的设计，制造成类似牙根的圆柱体或其他形状，以外
英语听力文摘 English Digest