Specific refractivity
[化] 折射系数
🧩 词语组成解析
折射本领, 折射率, 折射性
🗣️ 情景例句
How long will it take for my mail to reach its destination?
我的信件到达目的地要多久？
What kind of work do you do? Are you a salesman?
你做什么样的工作？ 你是一售货员吗？
It's nothing serious.You'd better have a good rest.
（病情）不太严重。你最好好好休息一下。