Polymer pump
[化] 聚合泵
🧩 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
And so does Max.
Max也一样。
These pills can be obtained by prescription only.
这些药丸只有凭医生处方才能买到。
I'm not sure we have that much on hand.
我没把握现在的量有没有那么多。