Leucocompounds
无色母体
🗣️ 情景例句
It's nice to be alone with you, Grandpa.
很高兴单独与你在一起， 爷爷。
Happy is he that is happy in childhood.
童年时代快乐的人是幸福的。
My parents used to live in South America and I used to fly there from Europe in the holidays.
我的父母曾经住在南美洲，所以假期里我常从欧洲乘飞机到他们那里。