ascertain

vt.

弄清，确定，查明；

过去式：ascertained过去分词：ascertained现在分词：ascertaining第三人称单数：ascertains

1. I ascertain that he was murdered.
   我确定他是被谋杀的。
2. I ascertained the disease to be diphtheria.
   我确定该病为白喉。
3. The detective was trying to ascertain exactly who was at the party.
   这个侦探试图查明都有谁参加了聚会。
4. I'm going to ascertain the truth.
   我要查明真相。
5. It's difficult to ascertain the coal deposits.
   煤储量很难探明。
6. My purpose is to ascertain whether you are interested or not.
   我的目的是要弄清你是否感兴趣。

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