ascertains的反义词
原级：ascertain
现在分词：ascertaining
\u0064\u0061\u006E\u0063\u0069\u002E\u0039\u0031\u0031\u0063\u0068\u0061\u002E\u0063\u006F\u006D
过去分词：ascertained
过去式：ascertained
1. 911查询·英语单词
1. CEF ascertains credit and assumes the burden of risk on the side of the buyer.
2. A mobile phone conversation ascertains the location of the room where the monks are presently meditating to music.