在线词典

分类:语言工具
在线词典,是一款在线使用的中英文查词词典。本工具支持查询英文和中文单词及词组的含义,查询效率高、结果丰富,包括单词变体、常用短语、英英释义、同义词、同根词、词语辨析等,是外语学习者必备的在线查词工具。
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Using Gene Engineering Technique


网络释义
利用基因工程技术
Using gene engineering technique, a DNA fragment of foreign aim gene that satisfies human demands can be linked to carrier DNA, and then the gene recombination takes place. After that, they will be transferred to suitable cell of acceptor so that they can play an important role in the pollution prevention and control. Gene engineering has already been used to degrade dangerous compounds. The structured directionally supper engineering germs can be applied to pollution restoration of soil, groundwater and se...
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