Methanophone
瓦斯警报器
🗣️ 情景例句
Do you think we should take down the decorations?
你觉得我们应当取掉这些装饰品吗？
It is not every couple that is a pair.
成双并非皆配偶。
Excuse me. Is there a post office near here?
请问，附近有邮局吗？