Chalcedonic
a. 石髓的, 堅(jiān)強(qiáng)的
??? 情景例句
What was that?
你說(shuō)什么？
What's your favorite kind of music?Do you like jazz?
你喜愛(ài)的音樂(lè)類型是什么?你喜歡爵士樂(lè)？
This is Zhou Lan speaking.
我就是周蘭。