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形容词 “certain” 可以表示 “确定的,肯定的”。常用搭配有 “for certain” 和 “be certain about something”。此外,“certain” 还可以用来在不提供细节的前提下表示 “某个特定的人或事物”。
用法总结
1 形容词 “certain” 可以表示 “百分百确定的,有把握的”。
i am certain that tuesday is the day before wednesday.
are you certain we are at the right place?
2 搭配 “for certain” 表示 “肯定地,确定无疑地”。
tuesday comes before wednesday, for certain.
he can't say for certain whether they'll be on time or not.
3 搭配 “be certain about something” 表示 “对某事有把握、很确定”。
i am certain about the 1 of this video. it's one minute long.
she is certain about the date of the event.
4 “certain” 还可以表示 “某个,某些,某位”,代指 “事物或人”,但不提供具体细节。
hello? 2? for certain personal reasons i can't come to work today.
certain foods are easier to buy than others.
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