PHRASAL VERB (声音)逐渐变弱，逐渐消失 When a person's voice tails away or tails off, it gradually becomes quieter and then silent. (声音)逐渐变弱，逐渐消失
-
His voice tailed away in the bitter cold air. [VERB PREP.]
他的声音在刺骨的寒风中越来越微弱。
-
Benedict's voice tailed off, then resumed. [VERB PREP.]
贝内迪克特的声音渐渐小到快听不见时又大了起来。