overcome多指战胜或克服非物质的东西，如困难和不良习惯等。overcome可以用作动词，表示被(烟、感情等)熏〔压〕倒，使受不了时，一般用于被动结构。搭配：overcome difficulties战胜困难。
例句：The two parties managed to overcome their differences on the issue.两个政党设法弥合了在这个问题上的分歧。The dead woman had been overcome by smoke.这个女人是被烟呛死的。
