disintegrate 四级六级GRE专八

The extracted case was so old it just disintegrated when a worker picked it up.

"这个挖掘出来的箱子已很破旧,个工人来就散开了。"

The older strata gradually disintegrate.

较老的岩层渐渐风化。

Results show that hydrogen-rich macerals are disintegrated while other macerals like fusain, and exinite are resistant to disintegration.

富氢煤的显微组分被分，而丝炭和角质等煤的显微组分难分。