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

• 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。
• 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。
• 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。
• 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。
• Left ventricular ejection fraction before and after treatment, heart function.
  比较治疗前后左室射血分数、心功能等。
• The purpose of this study was to investigate factors that may participate in the production of innocent ejection murmurs.
  本研究旨在调查产生非病理性喷射杂音的可能因素。
• You will learn about the names and functions of major parts used for an ejection system.
  本文中你将要学习注塑模具主要部件的名称和功能。
• 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。
• 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。
• 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。