Screw impeller
[化] 螺旋叶轮
🧩 词语组成解析
screw
[skru]
n. 螺丝钉;螺旋桨，螺旋状物;（螺丝的）转，扭;吝啬鬼;
vt. 用螺丝拧紧;扭曲（某人的面孔）;〈俚〉占便宜，诈骗;
vi. 扭转，扭歪;旋紧;（和某人）性交;
n. 推进者, 叶轮\\n[化] 叶轮
🗣️ 情景例句
I would be happy to show you around.
我很乐意带你到四周看看。
Laugh at your ills, And save doctors' bills.
生病不忧虑，节省医药费。
but more often than not, the greater part of the journey is spent on roads with few service stations and too much traffic.
但旅行的大部分时间都花在路上，而且只有很少的服务设施，交通也很拥挤。