劍橋詞典 boa noun [C] (CLOTHING) a long , thin piece of clothing made of feathers , worn around the neck especially by women （尤指女式的）羽毛長(zhǎng)圍巾 a feather boa 羽毛長(zhǎng)圍巾 boa noun [C] (SNAKE) (also boa constrictor) a large , strong snake , found in South and Central America , that kills animals and birds by wrapping itself around them and crushing them 巨蚺，巨蟒（產(chǎn)于中南美洲的一種巨型蟒蛇） 返回 boa