Activated carbon
[化] 活性炭; 活性炭黑\\n[医] 活性碳
🧩 词语组成解析
activated
['æktiveitid]
adj. 有活性的;
v. 使活动，起动，触发( activate的过去式和过去分词 );
🗣️ 情景例句
Four will be good.
4只应该够。
I'd like to buy an excursion pass instead.
我要买一张优待票代替。
Some of my acquaintances in the country come up to town once or twice a year to visit the theatre as a special treat.
我在乡村有一些熟人，他们每年进城来看一回或几回戏，并把此看作一种特殊的享受。