- (动物的)吼叫：
I heard the lions roaring in their cages.
我听见狮子在笼中吼叫。
- (风、浪等)怒号：
The wind roared all night.
大风怒号了整整一夜。
- 大喊大叫；咆哮：
The wounded policeman roared with pain.
这位受伤的警察疼得直喊叫。
The officer is roaring at the soldiers.
军官在对士兵们咆哮。
- 大笑；大声唱；哭号：
They roared at his jokes.
他们被他的笑话逗得捧腹大笑。
His daughter began to roar when he refused to take her to the cinema.
他的女儿听说不带她去看电影而大声哭号起来。
- (马达、枪炮等)轰鸣：
A truck roared past me.
一辆卡车隆隆地从我身边驶过。
The cannon was roaring in the distance.
远处响起隆隆的炮声。
- (会场等)喧闹；回响：
The whole theatre roared in the dusky light.
在昏暗的灯光下，整个剧院里一片喧嚣。