a short period of intense activity of a specified kind 一段,一阵,一次 occasional bouts of strenuous exercise. 偶尔几次紧张的练习。 a drinking bout. 一阵狂饮。 ■an attack of illness or strong emotion of a specified kind (疾病或感情的)发作 a severe bout of flu. 流行性感冒大发作。 ■a wrestling or boxing match (摔跤,拳击)比赛
a curve in the side of a violin, guitar, or other musical instrument (小提琴、吉他或其他乐器边缘的)曲线
语源
mid 16th cent. (denoting a curve or circuit, hence later a ‘turn’ of activity): from dialect bought 'bend, loop'; probably of Low German origin