taper hole of spindle

例句：

1. 1. The tapered hole in the wall allows for easy access to the storage area.
   墙上的锥形孔便于进入储存区。
2. 2. The slit in the fabric allows for better air circulation.
   布料上的狭缝有助于更好的空气流通。
3. 3. The throat of the animal is narrow, making it difficult for prey to enter.
   动物的喉咙狭窄，使得猎物难以进入。