emitted

英 [iˈmɪtɪd]

美 [iˈmɪtɪd]

v.  发出，射出，散发(光、热、声音、气等)
emit的过去分词和过去式

过去式：emitted　

BNC.45054 / COCA.35546

柯林斯词典

• VERB 发出，排放，散发（热、光、气或气味）
  If somethingemitsheat, light, gas, or a smell, it produces it and sends it out by means of a physical or chemical process.
  1. The new device emits a powerful circular column of light.
     新设备发出明亮的圆形光柱。
  2. ...the amount of carbon dioxide emitted.
     二氧化碳排放量
• VERB 发出（声音或噪音）
  Toemita sound or noise means to produce it.
  1. Polly blinked and emitted a long, low whistle.
     波莉眨了眨眼，吹了一声低沉而悠长的口哨。

双语例句

• It will probably never be known whether you cracked a joke or indiscreetly emitted a rather rude noise.
  无论你是开了个玩笑，还是轻率地放了个响屁，也许都不会被人知道。
• Some factors that affect the sound level of the noise emitted from a three-channels nozzle were investigated.
  研究了影响三通道喷嘴噪声声级的相关因素。
• We should restrict private cars, as the toxic gas emitted by cars contains various known carcinogens.
  我们应该对私家车进行限制，因为汽车排放的有毒气体里含有很多已知的致癌物。
• Nitrogen gas is emitted into the atmosphere by cars and industrial processes.
  汽车和工业生产过程把含氮气体排放到了大气层中。
• Pulses of radiation are emitted when free electrons in the gas are accelerated by passing ions.
  当气体中的自由电子被掠过的离子加速时，将发出辐射脉冲。
• Reflection bowl collects emitted light from the lamp and emit it out;
  反光碗在应用是将灯具出射的光收集并向前射出；
• Hawking radiation: Radiation theoretically emitted from just outside the event horizon of a Black hole.
  霍金辐射：理论上，从一个黑洞的视界外放出的辐射。
• Essentially, all the neutrons and part of the gamma rays are emitted in the actual fission process.
  从根本上说，所有的中子和一部分γ射线都是在裂变实际的过程中放射出来的。
• He emitted a peculiar screech which startled everyone in the audience.
  他发出了一声古怪的尖叫声，使所有的听众都吓了一跳。
• Five main classes of pollutants are emitted into our air by a variety of sources.
  从各种污染源中排放到空气中的污染物主要有五种。