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

• Early and late systolic murmurs also occur and should be distinguished from ejection murmurs.
  在收缩早期或晚期也会出现杂音，应与喷射音相区别。
• This paper has established the physical and mathematics models of seat ejection cartridge, calculate with the finalized design of one seat ejection cartridge.
  文中建立了座椅弹射弹的物理和数学模型，并用已定型的某椅弹进行计算。
• 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。
• 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。
• Analysis and Simulation on Dynamics of a Ejection System and Dynamic Plastic of the Restoring Spring
  弹射系统动力学及恢复弹簧动塑性分析与仿真
• 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。
• 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。
• 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。
• Auroras have no ejection seats.
  曙光女神可没有弹射座椅。
• The Structure Design and Dynamic-parameter Simulation of a Sort of Missile Ejection Mechanism;
  根据发射装置产品研制与设计生产的需要，设计了一种新的弹射机构。