- a strong fabric sheet connected by springs to a frame, used as a springboard and landing area in doing acrobatic or gymnastic exercises（杂技或体操表演中用的）蹦床, 弹床。参见REBOUNDER （义项1）。
no obj.［usu. as noun trampolining］
1- do acrobatic or gymnastic exercises on a trampoline as a recreation or sport在蹦床上弹跳：
his hobby is trampolining.
他的爱好就是玩蹦床。
1.1
- no obj., with adverbial of direction leap or rebound from something with a springy base弹跳：
she trampolined across the bed.
她从床的一端弹跳到了另一端。
派生词
trampolinist
noun词源
late 18th cent.: from Italian trampolino, from trampoli 'stilts'.