Injection pump plunger（）：n. - 完整释义与助记

🧩 词语组成解析

injection [ɪn'dʒɛkʃən]

n. 注射;注射剂;[医]充血;（卫星等的）入轨;

in向内，进入+ject投掷，扔+ ion名词后缀 → 向内投掷 → 注射

pump [pʌmp]

n. 抽水机;打气筒;泵;轻软舞鞋; v. 用泵输送 ;涌出;急速摇晃;盘问;

plunger [['plʌndʒə]]

n. 跳水者, 潜水者, 活塞\\n[电] 活柱

My name is Wang Feng and I'm calling to cancel plane ticket.

我叫王峰，我想取消我预定的飞机票。

I am Chen Jianguo. I am from Shanghai, China.

我叫陈建国，来自中国上海。

The strike is due to begin on Tuesday.

罢工定于星期二开始，

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