Crys.
[医] 晶体, 结晶
🗣️ 情景例句
He studied harder to improve his English.
他更加努力提高英语水平。
What is one man's cloud is another man's sunshine.
此人乌云盖顶，彼人艳阳满天。
It is used by travellers and business people all over the world.
在世界各地的旅行者及商人都用英语。