phal·lus
noun/ˈfæləs/
/ˈfæləs/
- (specialist) the male sexual organ, especially when it is erect (= stiff)
（尤指勃起的）阴茎 - a model or an image of the male sexual organ that represents power and fertility
阴茎模型，阴茎图像（力量与生殖力的象征）
Word Originearly 17th cent.: via late Latin from Greek phallos.