verb, noun · to compensate for a deficiency, loss, or mistake

他正努力学习，想把落下的功课补回来。

verb · to mend, patch, or fix a physical object that is damaged

我的衣服破了一个洞，需要补一下。

verb, noun · to take tonics or nourishing food to strengthen one's health or body according to traditional Chinese medicine

他买了一些名贵的人参补身体。

verb · to fill a vacancy or provide additional material to complete something

既然有人辞职，公司得赶紧找人补上这个缺口。