Perform a function as
起…作用,履行…职责
🧩 词语组成解析
perform
[pə'fɔ:m]
vt.& vi. 执行;履行;表演;扮演;
vt. 工作;做;进行;完成;
vi. 运行，表现;（驯兽）玩把戏;
as
[æs]
adv. 同样地，一样地;例如;
prep. 作为，以…的身份;如同;
conj. 像，像…一样;由于;同时，当…时;尽管;
n. 阿斯（古罗马重量单位，约373克）;
🗣️ 情景例句
I surely do.
我当然喜欢。
I went there on business.
我出差到那儿。
Despite the fact that the bottle is tinted a delicate shade of green, an observant visitor would soon notice that it is filled with what looks like a thick, grayish substance.
尽管那只瓶子呈淡绿色，但细心的客人很快就会发现瓶里装的是一种看上去黏稠，颜色发灰的东西。