a group of flowers that have been fastened together and attractively arranged so that they can be given as a present or carried on formal occasions

a bouquet of flowers 一束花

Chris sent me a lovely bouquet when I was sick. 我生病时，克里斯给我送来一束漂亮的花。

the characteristic smell of a wine or liqueur

This wine has a rich, oaky bouquet. 这种葡萄酒有浓郁的橡木香气。