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。
• 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 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。
• Auroras have no ejection seats.
  曙光女神可没有弹射座椅。
• 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 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 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。
• 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。
• 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。