...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. 在我們開始之前,我給你提一點建議。
n. 推力,刺,力推
v. 插入,推擠,刺