jump off a cliff 从悬崖跳下
jump off a platform 从平台跳下
jump off the bridge 从桥上跳下
jump off point 起点
jump off stage 从舞台跳下
jump off into action 开始行动
1. He decided to jump off the rock into the river.
他决定从岩石上跳入河中。
2. The story jumps off with a sudden accident.
这个故事以一场突发事故开始。
3. She jumped off the bus quickly when it stopped.
公交车停下时她迅速跳下车。
4. The debate jumped off after the announcement.
公告发布后辩论随即开始。
A: Did he really jump off the bridge?
A：他真的从桥上跳下了吗？
B: Yes, but it was part of a safety training exercise.
B：是的，但那是安全训练的一部分。
1) 从高处跳下的动作
2) 某件事情的开始或起点
3) 进入某种行动或状态
1. 从……跳下
e.g.
He jumped off the platform into the water.
他从平台跳入水中。
2. 开始（事件、行动等）
e.g.
The campaign jumps off with a big event.
活动以一场大型事件开始。
phrasal verb
1. to leave a surface by jumping down from it, or to start something suddenly or actively.
Synonym: leap off, start