Pump rod
[化] 泵杆
🧩 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;
rod
[rɑd]
n. 杆，拉杆;惩罚，体罚;（责打人用的）棍棒;手枪;
🗣️ 情景例句
Mr. O'Neill is the publisher of several magazines. O'Neill
先生是好几家杂 的发行人。
Better master one than engage with ten.
精通一事胜于会十事。
and the profits from the exhibition were used to build museums and colleges.
博览会的赢利用来建造博物馆和高等学校。