单词：derivative chromosome
单词：derivative chromosome 相关文章
First, there are those words ( with which we become familiar in ordinary conversation) , which we learn ， that is to say, from the members of our own family and from our friends, and which we should
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The New Music The new music was built out of materials already in existence: blues, rock'n'roll, folk music. But although the forms remained, something completely new and original was made out of thes
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[00:03.81]bond fund :债券型基金 [00:05.87]closed-end fund :封闭型 [00:08.07]derivative :n.衍生商品 [00:09.95]equity fund :股票型基金 [00:11.96]fund manager :基金经理人 [00:13.99]futures :n.期货 [00:15.93]hedge fund :避险基金
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Scientists at the Whitehead Institute in Cambridge, Massachusetts say it's fortunate for humans that the Y chromosome is not on the verge of extinction. That's because the Y is the chromosome that makes males males. The outlook is less favorable for
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This is the VOA Special English Health Report. A miscarriage is the natural loss of a pregnancy before the twentieth week. This happens to as many as twenty percent of known pregnancies. Experts say many pregnancies end before a woman even knows she
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