释义
adverb & adjective
situated or moving in the direction in which a stream or river flows
顺流地（的）；在下游（的）
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[as adv.]
the bridge spanned the river just downstream of the rail line 那桥就建在铁路线下游一侧的河上
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[as adj.]
deforestation could have disastrous consequences for downstream regions .滥伐森林有可能给下游地区带来灾难性的后果。
【生】 在（或向）下游（的）（指转录发生时间迟于特定时刻的遗传物质的顺序部分）
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a termination signal was found downstream from the coding region .末端信号是在编码区的下游发现的。
at a stage in the process of gas or oil extraction and production after the raw material is ready for refining
在（油、气等生产过程）后阶段（的）。