brimstone
/ˈbrɪmstəʊn/noun
1
- mass noun archaic sulphur〈古〉硫磺。
1.1
- figurative fiery or passionate feeling〈喻〉炽烈的感情。
2
- a bright yellow butterfly or moth黄粉蝶; 黄蛾。
2.1
- （亦作brimstone butterfly）a European butterfly of the white family, the male of which is yellow and the female greenish-white (Gonepteryx rhamni, family Pieridae).欧洲的鼠李粉蝶, 雄性为黄色, 雌性呈绿白色（拉丁名Gonepteryx rhamni,粉蝶科）。
2.2
- （亦作brimstone moth）small yellow European moth (Opisthograptis luteolata, family Geometridae).欧洲黄尺蛾（拉丁名Opisthograptis luteolata,尺蛾科）。
词源
late Old English brynstan, probably from bryne 'burning' + stan 'stone'.