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
with photographs of my family, I cried.
连同家人照片时，我哭了。
How long could the buyer expect your product to last?
购买者期望你们产品的使用期是多久呢？
Both men had hardly had time to realize what was happening when they were thrown violently into the sea.
他们两个还没来得及意识到究竟发生了什么事情，就被猛地抛入了海里。