bouts
If you have a bout of an illness or of an unpleasant feeling, you have it for a short period.
He was recovering from a severe bout of flu.
他当时正从一次严重的流感中康复。
A bout of something that is unpleasant is a short time during which it occurs a great deal.
The latest bout of violence has claimed twenty four lives.
最近的一次暴力事件造成了24人死亡。
A bout is a boxing or wrestling match.
This will be his eighth title bout in 19 months.
这将是他19个月中第八次比赛夺冠。