active charcoal

• 活性炭

active charcoal的用法和样例：

例句

1. The canister is filled with activated charcoal.
   蒸气回收罐中充满了活性炭。
2. Active carbon adsorbs poisonous gases and impurities in liquids.
   活性炭吸附毒气和液体中的杂质。