基本释义:
adv.无可怀疑地,可靠地; 无可指责地
实用例句
They hired unimpeachably first - rate faculty members.
毫无疑问,他们雇佣的职员都是 一流 的.
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英英释义
Adverb1. without question;
"Fred Winter is unquestionably the jockey to follow"
"they hired unimpeachably first-rate faculty members"