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

• In2004, Chinese first aviation ejection lifesaving phantom was researched successfully.
  2004年，成功研制出我国首具航空弹射救生假人。
• 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。
• 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。
• The aircraft is also fitted with ejection seats to improve the safety.
  飞机也配备弹射座椅去改善安全。
• 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。
• 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。
• 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。
• 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。
• 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。