ejection

英 [i(ː)ˈdʒɛkʃən]

美 [ɪˈdʒɛkʃən]

n.  驱逐出场；被罚出场; 喷（放，发，排，抽，挤，击，顶，抛，逐）出（物）；放（喷，发，弹）射（出）; 出坯；推顶

复数：ejections　

IELTS化学

BNC.25508 / COCA.19639

柯林斯词典

• VERB 驱逐;把…逐出
  If youejectsomeonefroma place, you force them to leave.
  1. Officials used guard dogs to eject the protesters...
     官员们用警犬驱散抗议人群。
  2. He was ejected from a restaurant.
     他被逐出餐厅。
• VERB 弹出;喷出;射出
  Toejectsomething means to remove it or push it out forcefully.
  1. He aimed his rifle, fired a single shot, then ejected the spent cartridge.
     他用步枪瞄准，射出一枚子弹，然后退出空弹壳。
• VERB （通常指飞行员从即将坠毁的飞机中）弹射出来
  When a pilotejects froman aircraft, he or she leaves the aircraft quickly using an ejector seat, usually because the plane is about to crash.
  1. The pilot ejected from the plane and escaped injury.
     飞行员从飞机中弹出，安然无恙。

英英释义

noun

• the act of expelling or projecting or ejecting
  Synonym:expulsionprojectionforcing out
• the act of forcing out someone or something
  1. the ejection of troublemakers by the police
  2. the child's expulsion from school
  Synonym:exclusionexpulsionriddance

双语例句

• Tools shall not be used if ejection of an accessory might endanger personnel.
  如果某个零件的喷出物可能会使人员遭到危险，则不得使用该工具。
• This finding applied to patients irrespective of their left ventricular ejection fraction, a common measure of ventricular function.
  这一发现与患者的左心室射血分数衡量左心室功能的一项参数无关。
• Development of injection mould with angled slide block for sequential core-pulling and delayed ejection;
  模具结构中采用了定模强制脱模，顺序开模，滑动型芯延时顶出等机构。
• The influence of the hot gas ejection on the pressure fluctuation of the chamber is also studied and its forming mechanism is analyzed.
  重点研究了燃气引出对燃烧室压强波动的影响并对其形成机理进行了初步分析。
• Adjust the position of the closing aid to the specified ejection height.
  将辅助关闭装置的位置调整到指定的弹出高度。
• Auroras have no ejection seats.
  曙光女神可没有弹射座椅。
• However, ejection fraction and left atrial volume index stayed the same.
  但是，射血分数及左房容积仍然不变。
• The streamer ejection system evidently worked well, despite the high velocity at deployment.
  该流弹射系统运作良好，很明显，尽管高流速和部署。
• The ejection process, however, would tear binaries apart, except perhaps when they were very tightly bound.
  但是，在排斥驱逐的过程中，除非星体彼此非常紧密地束缚在一起，否则双星系统是会被拆散的。
• Radioactivity is the ejection of particles or radiation from the nucleus.
  放射性是原子从核中射出粒子或辐射的现象。