保持整洁。严禁在墙壁上涂鸦或钉钉子，不饲养宠物，不向窗外抛掷垃圾或物品，自觉保持寝室内卫生整洁。

Keep clean and tidy. No scrawling or nail-driving on the wall. No pets. No littering out of the window. Keep the dorms clean.

youdao

这艘船上严禁携带宠物。

The ship doesn't allow pets on board.

youdao

严禁在宿舍内饲养狗、猫、鸟等宠物。

Pets and animals are not allowed in the dorm.

youdao