sound off

英 [saʊnd ɒf]

美 [saʊnd ɔːf]

（未经邀请）慷慨陈词

柯林斯词典

• PHRASAL VERB (未经邀请)慷慨陈词
  If someonesounds off, they express their opinions strongly and rather rudely without being asked.
  1. It is surprising how many people start sounding off about something without really deciding what they think about it.
     居然有那么多人还没有真正确定自己的想法就开始大发议论——这真是令人吃惊。

英英释义

verb

• express complaints, discontent, displeasure, or unhappiness
  1. My mother complains all day
  2. She has a lot to kick about
  Synonym:complainkickplainquetchkvetch
• express one's opinion openly and without fear or hesitation
  1. John spoke up at the meeting
  Synonym:opinespeak upspeak outanimadvert
• start playing
  1. The musicians struck up a tune
  Synonym:strike up

双语例句

• But please don't sound off if you have no idea of what you are talking about.
  但是如果你不能对你说的话负责的话，就拜托安静点。
• The sound waves from these cries bounce off objects and echo back to the bat's ears.
  从这些叫声中传出的声波，被物体弹回，回声传到蝙蝠的耳里。
• Q. Did you ever have anything like that happen to you on match point, the sound system going off?
  问：赛点的时候音响系统出了故障，你以前遇到过这种情况么？
• The sound echoed off the concrete, like the chirr of locusts on a summer night.
  它发出的声音碰到水泥地面而发出回声，如同夏天夜晚蝗虫的唧唧声。
• Periodicity, continuity and correlation of sound data are wiped off and randomicity is extracted.
  去除声波数据的周期性、连续性、相关性，提取其随机性。
• It has to do with the vestibular system, which is responsible for balance; when sound waves set it off, it sends a positive message to the brain.
  这与大脑中负责平衡的迷路系统有关。因此，当有声波发出后，大脑就会收到一个积极的信号。
• Sound off about one's "exploits" in Africa
  大谈自己在非洲的“业绩”
• To show the importance of nonverbal cues, he has clients role-play on video the first few minutes of an imaginary conversation with a client& then watch themselves with the sound off.
  为了展现非言语信号的重要性，戴克尔让培训学员在视频中进行角色扮演，假装正与客户展开头几分钟的谈话&然后关掉声音让他们观看自己在视频中的表现。
• I heard the sound of a cannon going off.
  我听见一声炮响。
• Oh the sound of the water far off!
  啊，远方那水的声音！