toilet seat

例句：

1. 1. She sat onthe toilet seat for a long time beforeleaving the room.
   她离开房间前在厕所座便器上坐了很长时间。
2. 2.The old lady sat on the toilet seatwith her legs crossed.
   老妇人坐在厕所座便器上，双腿交叉。
3. 3. Afterusing the toilet, she sat on thetoilet seat and wiped herself.
   使用完厕所后，她坐在厕所座便器上擦拭自己。