好词典

rash

UK /ræʃ/US /ræʃ/

词源

源自中古英语 rasch(急速的),可能与古诺尔斯语 röskr(强壮的)有关,14世纪后发展出负面含义。

noun

❶ 皮肤上突然出现的红色小斑点或肿块,通常由过敏、感染或刺激引起,可能伴有瘙痒或不适感。

“She developed a rash after touching poison ivy.”

(她接触毒藤后起了皮疹。)

“The baby has a heat rash from wearing too many layers.”

(宝宝因为穿太多长了痱子。)

同义词:eruption, hives, dermatitis

adj

❶ 形容行为或决定过于匆忙、缺乏谨慎考虑,容易导致负面后果。

“Don't make rash promises you can't keep.”

(不要轻率做出无法兑现的承诺。)

“His rash decision cost the company millions.”

(他草率的决定让公司损失数百万。)

同义词:reckless, impulsive, hasty

常见短语

break out in a rash — 突然出现皮疹,描述皮肤症状的突发状况。

“My skin breaks out in a rash when I eat shellfish.”

(我一吃贝类就会突然起疹子。)

rash judgment — 未经深思熟虑就做出的武断结论,常带有负面含义。

“We shouldn't make rash judgments about people we barely know.”

(我们不该对不太了解的人妄下判断。)