bounc·er
noun/ˈbaʊnsə(r)/
/ˈbaʊnsər/
- a person employed to stand at the entrance to a club, pub, etc. to stop people who are not wanted from going in, and to throw out people who are causing trouble inside
（俱乐部、酒店等的）门卫 - The bouncers threw him out when he became aggressive.
他开始挑衅时保安把他赶了出来。
- The bouncers threw him out when he became aggressive.
- (in cricket) a ball thrown very fast that rises high after it hits the ground
弹得很高的快球 - (also bounce house)(both North American English)(British English bouncy castle)a plastic castle or other shape that is filled with air and that children can jump and play on
（供儿童玩耍的）充气欢乐堡，弹跳屋 - an inflatable bouncer
充气蹦床
- an inflatable bouncer