| 单词 | 但我不能肯定 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔SURE/NOT SURE〕The man you're looking for could be Keith, but I'm not certain. 你要找的人可能是基思，但我不能肯定。朗文写作活用〔swear〕I think it was about ten o'clock when we left, but I couldn't swear to it (=I am not certain) .我想我们离开时大约十点，但我不能肯定。朗文当代〔the〕There are two books on this subject, but I am not sure which is the better (book).关于这个题目的书有两本,但我不能肯定地说哪一本比较好。英汉大词典 |
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