Bond refractivity
[机] 键的折射性
🧩 词语组成解析
折射本领, 折射率, 折射性
🗣️ 情景例句
Dogs make great pets, but don't leave them alone with small children.
狗是最好的宠物，但不要让狗和小孩子单独在一起。
What's your nationality?
你是什么国籍？
We've got to think of ways of changing people's habits.
我们得想想办法，改变人们的习惯。