Adjustable blade propeller pump
[机] 调节叶片螺浆泵
🧩 词语组成解析
blade
[bled]
n. 刀片，剑;（壳、草等的）叶片;桨叶;浮华少年;
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
His studies haven't been inproving lately.
他的学业最近没什么进步。
Sorry, can I see her before Friday?
对不起，我能周五之前见她吗？
At least we're safte here, I said.
“起码我们在这里是安全的，”我说。