trail off

英 [treɪl ɒf]

美 [treɪl ɔːf]

（声音）逐渐减弱，越来越小

柯林斯词典

• PHRASAL VERB (声音)逐渐减弱，越来越小
  If a speaker's voice or a speakertrails offortrails away, their voice becomes quieter and they hesitate until they stop speaking completely.
  1. 'But he had no reason. He of all men...' Kate's voice trailed off.
     “但是他没有任何理由。在所有人当中…” 凯特的声音越来越轻。

双语例句

• A memory factor is introduced to describe the characteristic that trust trail off along with time. The grey relation is used to measure the accurateness of feedback.
  引入记忆因子来刻画信任随时间衰减的特性，并利用基于灰色相关度的方法来量化推荐信任的准确度。
• But do not stick around your neighborhood& check out a hiking trail, or kick off your shoes and go jogging on the beach.
  但是不要呆在周围的街区&找个徒步旅行线路，或者脱掉鞋，去海滩慢跑。
• Shorty screamed, then let his voice trail off in a gale of wild laughter.
  肖提尖叫着，把声音拖长，发出一阵狂笑。
• 'But he had no reason. He of all men*' Kate's voice trailed off.
  “但是他没有任何理由。在所有人当中*”凯特的声音越来越轻。
• The audience began to trail off when the speaker continued for over an hour.
  当讲演者讲了1个多小时后，听众就开始闲谈。
• And then you trail off.
  于是你逐渐淡出舞台。