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ascertain

US [ˌæsərˈteɪn]
UK [ˌæsə(r)ˈteɪn]
  • v.确定;把…弄实在
  • Web查明;弄清
Simple Present:ascertains  Present Participle:ascertaining  Past Tense:ascertained  
v.
1.
确定,查明,弄清
2.
〈罕〉确定,把...弄实在