Polaristrobometer
偏振计, 旋光计
🗣️ 情景例句
Let's dance.
咱们跳舞。
It's half past nine.
现在是九点半。
Summer is from December to February, and winter is in June, July and August.
夏天从12月到2月，冬天是在6月、7月和8月。