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

• The character of chinese-built HTY-4 ejection seat with imaginary reefed recovery parachute JS-13 is estimated.
  并对国产HTY-4型弹射座椅装备了收口的救生-13型伞后的性能进行了估算。
• 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。
• 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。
• Auroras have no ejection seats.
  曙光女神可没有弹射座椅。
• 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。
• A brief history and development for ejection seat is introduced.
  本文回顾了弹射座椅的发展历程。
• 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。
• 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 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。
• 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。