My hands stably hold the handle of knife and turn the blade slightly until all are being cut off.

我的手稳定的握着刀把，轻轻地推动刀身，直到解剖完成为止。

youdao

The rudder blade is semi-balance, double plate, stream-line type. Able to turn to 350 rudder Angle at port and starboard side.

舵叶为半平衡式双板流线型结构，可分别向左右回转350舵角。

youdao

Caution! Before carrying out any maintenance or handling the machine, turn the engine off, wait until the blade stops rotating and disconnect the ignition cable from the spark plug.

注意：维护机器前，请关闭发动机并等待，直至刀片停止旋转使发火电缆从火花塞分离，所有发热部件冷却为止。

youdao

Sometime in the early 1900s, the history of the tool took an odd turn when some unknown resident of the Appalachian Mountains took a fiddle to his saw blade and made music.

FORBES: No. 10 The Saw