get/be back on one's feet 重新站起来（字面）;重新振作起来;（生病后）恢复过来She struggled to get back on her feet after she fell.她摔倒后又挣扎着站了起来。Now that I've paid off all my debt, I'm finally back on my feet.现在我还清了所有的债务，我终于可以东山再起了。Mary is happy to be back on her feet again after her injury.Mary很高兴从伤痛中恢复了过来。