collision mat

常见例句

雙語例句

• The collision left behind tell tale traces in the rocks - including a black 'mat' of soot an inch thick thought to have been created by continental wide wildfires.
  這次撞擊將能夠告訴我們答案的痕跡畱在了巖石裡——包括巖石中一個1英寸（約2.54厘米）厚的黑色煤灰層，之前這個煤灰層一直被認爲是由地球大陸上廣泛擴散的野火造成的。
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