英语词汇K-extinction怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

1
As such, these puny foraminifera serve as very distinct tags of when the K-T extinction event started.
因此，当K-T灭绝事件开始时这些微小的有孔虫充当十分鲜明的标签。
2
Keller stressed these findings do not deny that an impact occurred around the K-T boundary, and noted that one or possibly several impacts may have had a hand in the mass extinction.
凯勒强调，这些调查结果并不否认，影响发生周围K - T边界，并指出，其中一个或几个可能的影响都有可能在大量物种灭绝中起作用。

单词	K-extinction
释义	K-extinction 网络释义 1 ?K灭绝 K灭绝双语例句 1 As such, these puny foraminifera serve as very distinct tags of when the K-T extinction event started. 因此，当K-T灭绝事件开始时这些微小的有孔虫充当十分鲜明的标签。 2 Keller stressed these findings do not deny that an impact occurred around the K-T boundary, and noted that one or possibly several impacts may have had a hand in the mass extinction. 凯勒强调，这些调查结果并不否认，影响发生周围K - T边界，并指出，其中一个或几个可能的影响都有可能在大量物种灭绝中起作用。
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