To propel something in a particular direction means to cause it to move in that direction.
例句
The tiny rocket is attached to the spacecraft and is designed to propel it toward Mars.小火箭捆綁在宇宙飛船上，用于推動飛船飛向火星。
VERB
推動；激勵；驅策
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...最初是一顆流星促使我從事天文學。He is propelled by both guilt and the need to avenge his father.他受到內疚感和為父報仇之心的雙重驅使。
英英詞典釋義
Adjective
1. tending to or capable of propelling;
"propellant fuel for submarines""the faster a jet plane goes the greater its propulsive efficiency""universities...the seats of propulsive thought"