extraction

n. /ɪkˈstræk.ʃən/ C1

提取；拔出

The process of removing or taking out a substance from something.

仙境例句

The crab's extraction of a stone from the Gryphon's foot took three pulls and one loud cry.

螃蟹从狮鹫脚上往外拔一颗石子，拔了三下，狮鹫大叫了一声。