[no obj.](of a person or the atmosphere at a particular time or place) be uncomfortably hot (人或空气在特定时间或地点)热得难受 Barney sweltered in his doorman's uniform. 巴尼穿着守门人的制服热得喘不过气来。 [as adj. sweltering]a sweltering English summer. 一个热得难受的英国夏天。
noun
[in sing.]an uncomfortably hot atmosphere 闷热的天气 the swelter of the afternoon had cooled. 闷热的下午已经凉爽下来了。
派生 swelteringly adverb 语源
Middle English: from the base of dialect swelt 'perish', of Germanic origin