exract的中文意思是什么？

1 extract sth (from sb/sth),取出，拔出have a tooth extracted 拔牙；
获取（通常指获自不情愿的给予者）The police finally extracted the information after hours of questioning.
2 压出，榨出（汁液等），extract oil from olives
3 摘录，选录 She extracted passages for the students to translate

extract
n.
精, 汁, 榨出物, 摘录, 选粹
vt.
拔出, 榨取, 开方, 求根, 摘录, 析取, 吸取