风力

Trees break the force of the wind.

树使减弱。

Power can be fed from wind generators into the electricity grid system.

电可以从发电机入电网。

Coarse material is conveyed by a stream of air to variable speed whizzer-separator.

粗料由空气到变速选粉机那里。

The wind is freshening up.

正在加强。

The wind began to build.

开始增。

The wind blast has relented.

已减弱了。