Baculum
n. (某些哺乳动物的)阴茎骨
🗣️ 情景例句
Sports help to develop healthy bodies.
运动可以锻炼健康的身体。
No gains without pains.
不劳无获。
It has belonged to our family for a long time.
我们家有这件乐器已经很久了，