rash  /ræʃ/ n.c&u 1.(皮)疹子;发疹:a heat rash熟疹;nettle rash麻疹 If a rash appears, the child may have(the)measles.如果有一片红斑出现,这孩子可能出疹子。I’ve got an itchy rash all over my chest.我整个胸部得了很痒的皮疹。2. 大量的让人不喜欢的事情:There has been a rash of robberies(accidents, complaints) in the last two months. 上两个月出了一大堆的抢劫(交通事故,举报)

 rash  /ræʃadj. 急躁的;卤莽的:a rash young man 莽撞的小伙子;a rash statement(act)不顾后果的话(轻率的行为);make/take a rash decision 决策草率 I think it was a bit rash of them to get married when they’d only known each other for a few weeks. 我认为,他们才认识几个星期就结婚有点草率。in a rash moment不考虑后果:I promised in a rash moment to buy the children a pet monkey.我匆忙答应给孩子们买只猴子作为宠物是欠考虑的。

rashness n. 轻率

rashly adv. 轻率地