Proctotomy
直肠切开术
🗣️ 情景例句
Hot dogs and mustard.
热狗和芥末。
My brother wants to learn how to fly a plane.
我的兄弟要去学开飞机。
The wagging dance of the honey bee, therefore, did show the direction of a feeding place.
如果喂食地点背离太阳，摇摆舞的直线部分就朝下。因此，蜜蜂的摇摆舞的确表示喂食点的方向。