biological agent的用法和样例：

例句

He actually was present during biological agent production runs.在生物制剂生产期间，他当时就在场。
And whether the biological preparation for the treatment was addictive was determined through the chiasm and vicarious experiment.通过吗啡和生物制剂交叉替代试验，确定生物制剂是否成瘾。
Uranium has been redistributed by biological processes as well as in the sedimentary cycle.由于生物作用，以及沉积旋回，铀发生重新分布。

【近义词】

biohazard生物危害，生化危机...

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万花筒2006年

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2006年VOA标准英语（十一月)

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农业与发展

Neymar's agent hits out at Pele

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英语新闻

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VOA标准英语2011年(十二月)

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