Aculeus
01
(zoology) a sharp-pointed structure, especially the stinger of a hymenopterous insect such as a bee or wasp
专业
语法信息
例子
The bee's aculeus delivers venom when it stings.
02
(botany) a stiff, sharp-pointed projection growing from the surface of a plant
专业
例子
The rose stem was covered in sharp aculei.
