2019学年度人教版选修七Unit3Under the seaPeriod3Learning about Language课件(69张)
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n. 证人[ c ] There was no witness at the scene of the accident. 证词 / 证据[ c / u ] She was punished for giving false witness.

give witness on behalf of sb. be a witness to …

替…作证

是…的目击者

He witnessed to having seen the man enter the building.

vi. 作证