热潮，风潮，时髦

1. boom, craze, fad

noun, used as a suffix noun (common) (futsuumeishi)

(经济)繁荣

2. (economic) boom

noun (common) (futsuumeishi) noun, used as a suffix

船舷

3. boom (of a boat)

noun (common) (futsuumeishi)

(麦克风)吊杆

4. (microphone) boom

noun (common) (futsuumeishi)