adj. 大家知道的;已知的;知名的;向某人作自我介绍;
v. 知道( know的过去分词 );看到过;听到过;经历过;
🗣️ 情景例句
I understand, Grandpa.
我能体会你, 爷爷。
On the way back home,we had a flat tire.
在途中回家,我们有一个轮胎破了。
Even a telescope in orbit round the earth, like the very successful Hubble telescope, would not be suitable because of the dust particles iron solar system.