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

• 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
• The primary end points were the left ventricular ejection fraction and left ventricular end-systolic volume at12 months.
  最主要的观察终点指标是一年内左室射血分数和左室收缩末容积。
• 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。
• The birds will be leaving the pop-up ejection trajectory, the angle and intensity for the adjustment of reference.
  而被弹出的鸟儿会留下弹射轨迹，可供参考角度和力度的调整。
• The instructor and student sit in tandem on rocket-powered ejection seats in a pressurized, air-conditioned cockpit.
  教练和学员分前后纵列坐在火箭助推的弹射座椅上，座舱内设有空调系统和加压系统。
• 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。
• Brain natriuretic peptide Congestive heart failure Ultrasoundcardiography Left ventricular ejection fraction Cardiac function;
  充血性心力衰竭；脑钠素；超声心动图；心功能；左室射血分数；
• A brief history and development for ejection seat is introduced.
  本文回顾了弹射座椅的发展历程。
• 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。
• 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。