由于那种浮游生物下沉，滋养了下面的细菌，使其形成二级繁荣，大量消耗了深层海域的氧气。
As that plankton sank, it fed a secondary boom among the bacteria below, consuming much of the oxygen in deeper waters.
由于那种浮游生物下沉，滋养了下面的细菌，使其形成二级繁荣，大量消耗了深层海域的氧气。
As that plankton sank, it fed a secondary boom among the bacteria below, consuming much of the oxygen in deeper waters.
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