Undersealed
vt. （为防尘）密封（汽车）底部\\nn. [电子] 底封
🗣️ 情景例句
I don't know. It's locked.
不知道， 锁着呢。
I am on top of the world.
我高兴到了极点。
I have an exhibition in London this coming month.
下个月我在伦敦要举办一次画展。