vt.[(+from)]

1. 用力取出；使劲拔出，抽出
   He tried to extract his pole from the mud.

   他试图用力将杆子从泥中拔出来。

2. 采掘；提取，提炼
   This substance is extracted from seaweed.

   这种物质是从海藻中提取的。

3. 榨取；吸取；蒸馏取得
4. 设法得到（情报等）
   The police extracted some information from the thief.

   警察从小偷口中问出了一些情况。

5. 摘录；选用（例子，章节等）
   He extracted some sentences from the book.

   他从那本书中摘录了几个句子。

n.

1. 提取物；精，汁[C][U][（+of）]
2. 摘录；选粹[C][（+from）]
   He read several extracts from the poem.

   他读了诗中的几段。

v.

1. remove, especially by effort or force.
   ▸obtain (money, information, etc.) from someone unwilling to give it.
2. obtain (a substance) from something by a special method.
3. select (a passage from a text, film, or piece of music) for quotation, performance, or reproduction.
   ▸derive (an idea) from a situation or source.
4. Mathematics  calculate (a root of a number).

n.

1. a short passage taken from a text, film, or piece of music.
2. a preparation containing the active ingredient of a substance in concentrated form:
   vanilla extract.