Injection pump plunger
[化] 喷射泵柱塞
🧩 词语组成解析
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
🗣️ 情景例句
Spring has sprung and all the flowers are blooming.
春天来了。花儿都开了。
I hadn't planned on swimming across the whole lake.
我可从没计划要游过整个湖。
He is acting an old man.
他正扮演一个老人。