例句與造句

1. A "'slewing bearing "'or "'slew [ ing ] ring "'is a rotational rolling-element bearing or plain bearing that typically supports a heavy but slow-turning or slow-oscillating load, often a horizontal platform such as a conventional crane, a swing yarder, or the wind-facing platform of a horizontal-axis windmill . ( To " slew " means to turn without change of place .)
2. It's difficult to find oscillating loads in a sentence. 用oscillating loads造句挺難的