lí kāi jiǔ diàn fáng jiān qián kě yǐ àn yī gè gù dìng shùn xù jiǎn chá chuáng tóu chā zuò yù shì yī guì bǎo xiǎn xiāng

离开酒店房间前，可以按一个固定顺序检查：床头、插座、浴室、衣柜、保险箱。

Before leaving your hotel room, you can check things in a fixed order: bedside, power outlets, bathroom, closet, and safe.