英语词汇K-T boundary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
So if burning forests didn't create the K-T boundary soot, what did?
K-T分界线灰烬的不是燃烧的森林，那又是什么呢？
2
Then, in 1991, researchers discovered a 120-mile-wide, 1.5-mile-deep crater called Chicxulub in Mexico of the same age as the K-T boundary.
随后，在1991年，研究人员在墨西哥发现了与K-T界限在同年代的一个直径120英里宽，1.5英里深的陨石坑，被称为Chicxulub。
3
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-T boundary
释义	K-T boundary 简明释义 n.白垩纪－第三纪界线双语例句 1 So if burning forests didn't create the K-T boundary soot, what did? K-T分界线灰烬的不是燃烧的森林，那又是什么呢？ 2 Then, in 1991, researchers discovered a 120-mile-wide, 1.5-mile-deep crater called Chicxulub in Mexico of the same age as the K-T boundary. 随后，在1991年，研究人员在墨西哥发现了与K-T界限在同年代的一个直径120英里宽，1.5英里深的陨石坑，被称为Chicxulub。 3 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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