单词：mutational hot spot
单词：mutational hot spot 相关文章
This is the VOA Special English Agriculture Report. Cows, sheep, goats and other animals can get mastitis, an inflammation in the udder, the organ where milk is produced. Milk from an untreated cow is still relatively safe to drink. But the milk is
VOA慢速英语2008（十）月
Jennifer: When you smell them, they affect your nervous system. Billy: I thought you were supposed to put them in some kind of burner with a candle... Jennifer: You can do that, too. Both methods have a healing effect. Billy: So what's your illness..
Eztalk美语会话
今天我们要讲的习惯用语的意思都是谎话。但是谎话多种多样，人们撒谎的程度也轻重不一，在英语中得用不同的词句来表达。我们今天要讲的第一个是: fib。Fib当然不是实话，然而却是无伤大
美国习惯用语
今天我们要学的词是chronic。 Chronic, 长期的，慢性的。在美国， Some 40 million Americans suffer from chronic sleep problems, 大约有四千万美国人睡眠长期有问题。很多美国人都患有糖尿病、高血脂、高血压
英语每日一词
BEIJING, May 30 (Xinhuanet) -- Chronic diseases, including heart disease, stroke, cancer, chronic respiratory diseases and diabetes, are the leading cause of mortality in China, representing 85 percent of all deaths, said a senior health official. Ko
英语新闻
The ways successful people defeat procrastination. 成功人士战胜拖延的方法。 They tie themselves to the mast. 他们把自己绑在桅杆上 In Homer's Odyssey, Odysseus has his ship's crew tiehim to the mast so that he could hear the Sire
英语听力广播—Listening