GRE作文入门和进阶十九b

时间：2007-10-26 07:43:29

（单词翻译:单击）

By the way， when biology and chemistry met， biochemistry came into being as a strong hybrid¹ of the two independent parents. One of my best friends happens to be an excellent graduates major in bio-pharmacology， who once told me before entering the total systematic² study of this newborn popular course， he must prepare the rationales of chemistry indispensable³ and necessary in later research assignments.

分享到：

点击

收听单词发音

1 hybrid
n.(动，植）杂种，混合物
参考例句：
That is a hybrid perpetual rose.那是一株杂交的四季开花的蔷薇。 The hybrid was tall,handsome,and intelligent.那混血儿高大、英俊、又聪明。

2 systematic
adj.有系统的，有计划的，有方法的
参考例句：
The way he works isn't very systematic.他的工作不是很有条理。 The teacher made a systematic work of teaching.这个教师进行系统的教学工作。

3 indispensable
adj.必不可少的，绝对必要的
参考例句：
He is indispensable to our work,we cannot do it without him.对于我们的工作来说，他是不可缺少的，没有他我们就做不了。 This is an indispensable part of his creed.这是他的信条中必不可少的一部分。