| 单词 | 但不能肯定 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔certain〕I think she's a teacher, but I couldn't say for certain.我想她是位老师，但不能肯定。牛津搭配〔probable〕Likely but uncertain; plausible.大概的：可能但不能肯定的；似乎真实的美国传统〔which〕Miranda was sure it was one of them, but was not sure which.米兰达确定是其中的一个，但不能肯定是哪一个。朗文当代 |
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