VERB
推动；激励；驱策
If something propels you into a particular activity, it causes you to do it.
例句
It was a shooting star that propelled me into astronomy in the first place...
最初是一颗流星促使我从事天文学。
He is propelled by both guilt and the need to avenge his father.
他受到内疚感和为父报仇之心的双重驱使。