hat orifice

例句：

1. 1. The hat orifice was slightly larger than the other one.
   这个帽子开口比其他的略大一些。
2. 2. She carefully examined the hat orifice to make sure it was secure.
   她仔细检查帽子开口，确保它固定牢靠。
3. 3. The hat orifice is designed to allow air to flow through easily.
   帽子开口设计成可以方便地让空气流通。