柯林斯詞典call waiting 1. N-UNCOUNT Call waiting is a telephone service that sends you a signal if another call arrives while you are already on the phone. 呼叫等待 The service includes caller ID, voice mail, and call waiting. 這項(xiàng)服務(wù)包括呼叫方身份識(shí)別、語音郵件和呼叫等待。 返回 call waiting