...commenced the moves that would thrust me into the air.(Para.1)
Meaning: ... started to do the actions that would make me leap into the air.
commence: v. begin, start
Before we commence again, let me give you a word or two of advice. 在我们开始之前,我给你提一点建议。
n. 推力,刺,力推
v. 插入,推挤,刺