每日商務英語 第579期:反覆地

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time and time again --------- 反覆地（副詞詞組）

英文釋義
(ADVERB PHRASE) Repeatedly; very often.

例句
I called my elderly parents time and time again today, but they did not answer the phone, so I became quite worried about them.
今天，我給年邁的父母打了好幾次電話，但他們都沒有接，我非常擔心他們。