名词说唱艺人; 叩击者; 敲门者

1. 敲模器：快速试验法 rapid testing procedure | 敲模器 rapper | 轻敲;起模 rapping

2. 证人：rappen 分 | rapper 证人 | rapport 和谐

3. 振动器,(取样用的)轻敲锤：rapid hardening cement 快硬水泥 | rapper 振动器,(取样用的)轻敲锤 | rare 稀少的,稀有的,稀薄的

1. 说唱乐手；说唱歌手
A rapper is a person who performs rap music.

e.g. ...rappers like MC Hammer.
像M. C. 哈默那样的说唱乐手

noun

1. a device (usually metal and ornamental) attached by a hinge to a door

Synonym: knockerdoorknocker

2. someone who performs rap music