Baculum
n. (某些哺乳动物的)阴茎骨
🗣️ 情景例句
Let's take Gemma by there now.
我们赶紧把Gemma送去。
May I borrow your matches?
我能借你的火柴吗？
Now move the hand to and fro and around but not up and down.
然后把手前后左右以及旋转摆动，但不要上下摆动。