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

• 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。
• The missionary transmitted emission emitted lately.
  传教士传播了新近散发出来的散发物。
• Our air quality now suffers from the effects of the pollutants emitted directly from our cars.
  我们的空气质量一直受到汽车排放污染物的影响。
• The detectors of the emitted radiation are synchronized to their specific element's sourse.
  发射辐射的探测器与它们的特定元素的激发源是同步的。
• 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。
• Low level events for both user code and servicing are emitted.
  发出用户代码和服务的低级别事件。
• 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。
• 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。
• Alpha particles emitted by radioactive nuclei have energies of a few Mev.
  由放射性原子核发射出的α粒子能量一般为几个Mev。
• Methane and black carbon ( sooty particles) emitted by inefficient stove combustion are powerful climate change pollutants.
  因炉灶燃烧不完全而释放的甲烷和黑碳（煤烟颗粒）是导致气候出现重大变化的污染物。