ascertained [æsə'teɪnd]

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附加级

基本释义

v.弄清，确定，查明( ascertain的过去式和过去分词 )

参考例句

The previously unidentified objects have now been definitely ascertained as being satellites. 原来所说的不明飞行物现在已证实是卫星。来自《简明英汉词典》
I ascertained that she was dead. 我断定她已经死了。来自《简明英汉词典》

ascertained [æsə'teɪnd]

单词级别

基本释义

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