Refractometric
a. refractometer的变形
🗣️ 情景例句
When you feel your life is threatened, just dial 999 to get help.
当你的生命受到威胁的时候，拨打 999 求救。
We can't recall how often he's written.
我们记不起来他每隔多久写一封信。
Kate!
凯特！