but·ter·fly bush
noun/ˈbʌtəflaɪ bʊʃ/
/ˈbʌtərflaɪ bʊʃ/
(North American English) (also buddleia British and North American English)
[countable, uncountable]- a bush with purple or white flowers that grow in groups and are highly attractive to butterflies
蝴蝶灌木丛：紫色或白色花朵的灌木丛，成群生长并对蝴蝶极具吸引力