push off
phrasal verb with push verb uk/pʊʃ/ us/pʊʃ/
(GO)
mainly UK slang滚开，走开
used to rudely tell someone to go away
He told me to push off. 他让我滚开。
(IN WATER)
离岸;把船撑离（岸）
to push against the side of a pool, lake, or river in order to move your body or a boat away from the side
He pushed off from the side of the pool and swam slowly to the other side. 他从游泳池的一边出发，慢慢游到了对面。