1
ejection of sth
of 后接被排出或驱逐的对象。
The ejection of dust from the volcano was visible for miles.
火山喷出的灰尘数英里外都能看到。
驱逐；喷出；排出
先理解核心含义，再看它在真实句子里的用法。
驱逐；喷出；排出
the act of forcing out someone or something
The ejection of dust from the volcano was visible for miles.
火山喷出的灰尘数英里外都能看到。
弹射；弹出的动作。
The act of ejecting.
被弹出的东西；排出物。
That which is ejected.
The pilot made an emergency ejection when the engine failed.
发动机失灵时，飞行员进行了紧急弹射。
Security guards were responsible for the ejection of the noisy visitor from the concert hall.
保安负责把吵闹的观众赶出音乐厅。
The volcano's sudden ejection of ash forced nearby villages to evacuate.
火山突然喷出的火山灰迫使附近的村庄疏散。
of 后接被排出或驱逐的对象。
The ejection of dust from the volcano was visible for miles.
火山喷出的灰尘数英里外都能看到。
from 后接被逐出的地点或组织。
His ejection from the meeting was ordered by the manager.
经理下令将他逐出会场。
Not this
The pilot used the eject seat to escape.
Use this
The pilot used the ejection seat to escape.
“eject” 是动词，“ejection” 是名词。作定语修饰名词时，英语常用名词形式 “ejection seat”（弹射座椅），而不是动词原形 “eject seat”。
Not this
The ejection from the CD was slow.
Use this
The ejection of the CD was slow.
当说明被弹出的对象时，用 “ejection of + 对象”；“from” 表示从某处或设备弹出，后面接位置/设备，不直接接被弹出者。因此 “ejection from the CD” 会误解为“从CD里弹出来”，应改为 “ejection of the CD”。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
弹射座椅
The pilot activated the ejection seat before the plane crashed.
飞机坠毁前飞行员启动了弹射座椅。
射血分数
The doctor measured the patient's ejection fraction to check heart function.
医生测量了患者的射血分数以检查心脏功能。
强制驱逐
The referee ordered the forced ejection of the player from the match.
裁判下令将该球员强制驱逐出比赛。
从……中被驱逐
His ejection from the meeting surprised everyone.
他被逐出会议令所有人惊讶。
暴力驱逐
The violent ejection of the protesters caused public outrage.
对抗议者的暴力驱逐引发了公愤。
Use ejection naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
eject（弹出）的名词形式——一键按下，光盘‘喷出’；也指把人‘驱逐’出去。
语域：mixed 常见场景：航空弹射、法律驱逐、医学/化学排出 该词在普通语境中不算口语，但具体含义随领域变化，多用于正式或专业场合，如航空‘弹射’、法律‘驱逐’、医学/化学‘排出’。日常口语中通常用 throw out 或 push out 等更简单的说法。
The -jection words (injection, rejection, objection) share the same stressed final syllable /dʒekʃən/ as ejection. The -ection words (election, selection, infection) are useful spelling lookalikes, but their stressed syllable is /lekʃən/ or /fekʃən/, not /dʒekʃən/; do not let the similar spelling change the pronunciation.
Dictionary facts from ECDICT, WIKTIONARY.