disintegrating

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

"这个挖掘出来已很破旧,一个工人一提起来就散开了。"

The older strata gradually disintegrate.

较老岩层风化。

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

富氢微组分被分解，而丝炭和角质等微组分难分解。