A great many picnickers fanned out along the highways.

很多野餐展开扇子似地布满在公路上。

The searchers fanned out to look for the missing man.

搜员四下散开找失踪者。

The troops stormed the enemy's trenches and fanned out across the fields.

部队战壕, 并在田野上呈扇形散开。