Then those fine grained layers built up by sedimentation, that could have taken centuries.
接着那些细颗粒层便因为沉积作用而开始形成,这需要经历几个世纪。
单词 | grained layer |
例句 |
原声例句
BBC地平线系列记录片 Then those fine grained layers built up by sedimentation, that could have taken centuries. 接着那些细颗粒层便因为沉积作用而开始形成,这需要经历几个世纪。 |
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