ejection

ejection的读音是：[ɪˈdʒekʃn]，音标为/"aɪdʒɪkʃən/。

ejection的基本意思是“驱逐”，指由于某种原因而把某人或某物从所在的地方赶出去，也可指某人或某物被抛出或弹出。

在速记技巧方面，可以通过联想记忆法来记住这个单词，例如：eject这个词可以联想到expel（驱逐），这两个词在记忆时可以结合在一起记，这样不容易混淆。

ejection的英文词源是拉丁语ex-和-jectum，意思是“抛出”。

变化形式：过去式ejected，过去分词ejected，现在分词ejecting，复数形式ejects。

相关单词：

- expulsion：驱逐，开除；驱逐出境。

- eject：驱逐，赶出；喷射。

- ejector：喷射器；驱逐器。

- ejector seat：喷射座椅。

- ejectable：可驱逐的。

- ejectment：驱逐；被驱逐。

- ejectionist：驱逐主义者。

- ejection velocity：射出速度。

- ejectable matter：可驱除物。

- ejector pump：喷射泵。

在英语中，ejection这个词常常与驱逐、开除、喷射等动作和概念相关联。这些单词不仅丰富了英语词汇，也反映了英语作为一门语言的丰富性和多样性。

ejection:

1. eject from 驱逐出

2. ejection velocity 射出速度

3. ejection pump 喷射泵

4. ejection system 喷射系统

5. ejection seat 喷气式座椅

6. ejection of gas 气体排出

7. ejection of liquid 液体排出

双语例句：

1. The prisoner was ejected from the club for drunk and disorderly behavior.

2. The bullet was ejected from the gun due to a malfunction.

3. The water was ejected from the sprinkler system during the fire.

4. The missile was ejected from the launch tube and began its flight.

5. The gas was ejected from the exhaust pipe of the car.

6. The liquid was ejected from the dispenser onto the floor.

7. The student was expelled from school for cheating on a test.

英文小作文：

The importance of ejection systems in spacecraft design

Spacecraft design requires a variety of systems to ensure safe and reliable operation. One such system is the ejection system, which is used to eject critical components in case of a malfunction or emergency situation. Ejection systems allow spacecraft to continue functioning even if a component fails, providing additional redundancy and ensuring mission success.

In spacecraft design, ejection systems are commonly used for fuel tanks, thrusters, and other critical components that need to be quickly removed in case of an emergency. These systems typically include a valve that allows the component to be quickly ejected, usually through a spring-loaded mechanism or a pyrotechnic device. Ejection systems provide a fail-safe mechanism that ensures mission success in case of a malfunction or emergency.

However, designing an effective ejection system is not an easy task. It requires careful consideration of various factors, including component weight, launch velocity, and the environment in which the spacecraft will operate. Additionally, ensuring that the system is reliable and safe for use requires extensive testing and validation.

Overall, ejection systems play an important role in spacecraft design, providing additional redundancy and ensuring mission success in case of a malfunction or emergency situation. They are essential components of any spacecraft that require maximum reliability and safety for their mission success.