Opticity
旋光性, 光偏振性
🗣️ 情景例句
It's my favorite outfit.
这是我喜欢的那一套。
Thank you but this is something I have to do on my own.
但有些事情我必须自己做主。
If you want to be thinner and healthier, you have to eat less food--and you also have to take more exercise.
“如果你想瘦些、健康些，你就得少吃一点--你还得多运动。”