Helicoidal pump
[化] 螺旋泵
🧩 词语组成解析
n. 螺旋面
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
Well, you're the young man who did all this.
嗯， 你就是那位拍这些照片的年轻人。
Doubt is the key of knowledge.
怀疑乃知识的钥匙。
they are not prepared even to admit the possibility that noise affects people.
甚至不愿承认噪音可能对人有影响。