Methanophone
瓦斯警报器
🗣️ 情景例句
You can see many posters that are put up before the movie opens.
每部电影首映前你都会看到铺天盖地的海报。
When she leaves, he'll cry for a day.
她走时，他会哭一天。
Could you check it for me, please?
请你查一下好吗？