ac·a·rus /ˈækərəs/ 壁蝨
ac·a·rus /ˈækərəs/ 名詞 (複acari)顢,壁蝨
Ac·a·rus n.; pl. Acari Zool. A genus including many species of small mites. ◄ ►
acarus n : a mite of the genus Acarus [also: acari (pl)]