Koniogravimeter
(空气)尘量计
🗣️ 情景例句
Oh, sorry. There must be some mistake.
哦，抱歉，一定是弄错了。
Truth lies at the bottom of a well.
事实真相往往不在表面，而在深层。
Chaplin's earliest films were silent.
卓别林最早的电影是无声电影