Alexandrite
n. 变色宝石, 紫翠玉\\n[化] 翠绿宝石; 变石
🗣️ 情景例句
If I tell you I will be there, I will be there.
如果我告诉你我会去，我肯定会到。
A good teacher should always avoid embarrassing his students.
一位好的教师无论何时都应该避免使学生感到难堪。
We've got some cheaper ones in the back room.
后面房间里有一些比较便宜的。