a.

1. 可抽出的；可拔出的
   Don't play with that extractable knife.

   不要玩這把可拔出的刀。

2. 可選取的；可摘錄的
   This article is not extractable.

   這篇文章不可摘錄。

3. 可榨出的；可榨取的
   The apples were taken away after their seeds were no longer extractable.

   當再也榨不出子來時，蘋果就被拿走了。