Platfond
顶棚, 天花板
🗣️ 情景例句
I don't know if I can get to sleep.
我不知道我能否睡得着。
Which one is the longest river in China?
中国哪条河流最长？
Sorry, I haven't. Why don't you ask Jim.
对不起，我没见。你为什么不去问问吉姆呢？