Our tour group watched villagers winnow rice by hand during the countryside excursion.

我們的旅行團在鄉間行程中觀看村民用手揚穀篩米。

The agricultural supplier's brochure explains how its new machine winnows grain twice as fast.

這家農業供應商的型錄說明其新機器揚穀的速度快了一倍。

In the meeting, the CEO compared screening job applicants to winnowing wheat from chaff.

會議中，執行長把篩選求職者比喻成把麥子從穀殼中簸出來。