Injection pump
[化] 注射泵; 喷射泵; 射流泵
🧩 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;
🗣️ 情景例句
My head is killing me.
我的头疼死了。
You've got some nerve!
你好大的胆子。
modern states 'invest'in institutions of learning to get back 'interest'
现代国家对教育机构投资，收回的"利息