Keymat
键罩纸, 键盘罩纸, 键盘衬垫
🗣️ 情景例句
Oh, yes, I couldn't agree more.
太对了，我举双手赞成。
Why did't you tell me?
为什么你不告诉我？
it must be known to any kind of radio astronomer in the universe.
这个频率是宇宙中任何射电天文学家都应该熟悉的。