sit back
phrasal verb with sit verb uk/sɪt/ us/sɪt/ sitting | sat
(COMFORTABLE)
向后靠着坐
to sit comfortably with your back against the back of a chair
(WAITING)
informal坐待，坐等
to wait for something to happen without making any effort to do anything yourself
You can't just sit back and wait for job offers to come to you. 你不能坐等工作机会来找你。