Rafts are crewed by ten men who use single bladed paddles .

救生艇上有十名船员，全都使用单叶桨。

I select thin bladed hay or grass for this purpose .

我选择薄刃为此干草或草。

Machine in which the kinetic energy of a moving fluid is converted into mechanical energy by causing a bladed rotor to rotate .

通过装有叶片的转子旋转把流动物体的动能转化为机械能的机器。

Sixteen people have so far been charged with offences including burglary , violent disorder and possession of a pointed or bladed weapon following the tottenham riots .

托特纳姆骚乱后迄今已有16人被控犯罪，罪名包括抢劫，暴力混乱和持有尖锐、锋利的武器。