cer·tain

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【词性】：a．

【释义】：

❶ (只作表语)必然的，无疑的：It is certain that socialism will replace capitalism．社会主义一定要取代资本主义．❷ (只作表语)确信的，肯定的：We are certain of success．我们确信会成功．He is certain to come．他一定会来．I am not certain whether he lives there．我不能肯定他是否住在那儿． for certain 肯定：I can’t say for certain when he will come back．我不能肯定地说他什么时候回来．make certain(of)弄明白，弄确切：I want to make certain of the time of his arrival，我想确切知道他到达的时间．❸ 确实的，可靠的：There is no certain cure for this disease．治这种病，没有把握．❹ (只作定语)某，某一，一定的：a certain unit of the P．L．A．解放军某部．for a certain reason由于某种原因．to a certain degree到某种程度，多少．❺ (只作定语)某些，相当：a revolutionary cadre of(a) certain age有相当年纪的革命干部．There was a certain coldness in his attitude．他态度有些冷淡．