The symptoms may be exacerbated by certain drugs.这些症状可能会因为某些药物而加重。The drugs they gave her only exacerbated the pain.他们给她吃的药只是加重了她的痛楚.Longstanding poverty has been exacerbated by racial divisions.种族分化已经加剧了长期的贫困问题。...
There is a certain impatience among some of the soldiers.有些士兵有点儿不耐烦。Over the years he's demonstrated a certain prescience in foreign affairs.这些年来，他已经在外交事务方面表现出一定的预见性。I feel certain that it will all turn out well.我觉得...