单词：bluebottles
音标：[ˈblu:ˌbɔtlz] ；
n. 矢车菊( bluebottle的复数形式 ); <英口>警察; 反吐丽蝇（腹部蓝色）; <澳> 葡萄牙军舰
n. an annual Eurasian plant cultivated in North America having showy heads of blue or purple or pink or white flowers
n. blowfly with iridescent blue body; makes a loud buzzing noise in flight
n. blowfly with iridescent blue body; makes a loud buzzing noise in flight