Optical indices
[医] 光学指数
🧩 词语组成解析
pl. 索引, 指针, 指数, 指标
🗣️ 情景例句
That's a great idea, Grandpa!
这太好了， 爷爷。
She always feels comfortable when surrounded by her family.
她被家人围绕时，常感到快慰。
Sounds like a good idea. Let's do that.
听起来是个好主意。咱们去游泳吧。