他扶住椅子后背，以免摔倒。

　　He held onto the back of the chair to stop himself from falling.

　　我跳起來(lái)接球，結果摔倒了。

　　I jumped up to catch a ball and fell over.

　　她神志不清時(shí)，曾數次摔倒在地板上。

　　In her delirium, she had fallen to the floor several times.

　　他絆了一下，差點(diǎn)兒摔倒。

　　He stumbled and almost fell.

　　她絆了一跤摔倒了，擦傷了雙掌和雙膝。

　　She stumbled and fell, scraping her palms and knees.