Packless pump
[化] 无填料泵
🧩 词语组成解析
[化] 未包装的; 无填充的; 无填料的
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
How much do I owe you?
我应付你多少钱？
Tell me where I can post them.
请问，哪里有投信的邮筒？
I enjoy it very much.
我很喜欢游泳。