1 [I,T] suffer (from sth);suffer (for sth) to experience sth unpleasant, for example pain, sadness, difficulty, etc 遭受不快之事（如痛苦、悲伤、困难等）: Mary often suffers from severe headaches. 玛丽常患剧烈头痛。Our troops suffered heavy losses. 我军伤亡惨重。He made a rash decision and now he's suffering for it. 他轻率作出决定，现在为此受苦。

2 [I] to become worse in quality （质量）变坏，下降: My work is suffering as a result of problems at home. 由于家里的麻烦事，我的工作受到影响。 ➔sufferer noun [C]: asthma sufferers 哮喘患者 ➔suffering noun [U]