Prismatometer
測棱鏡折射角計
??? 情景例句
It really doesn't matter at all.
真的沒關系。
He who is ashamed of asking is ashamed of learning.
恥于問者恥于學。
Ken gave up smoking two years ago. He'd been smoking for thirty years.
兩年前肯戒了煙，之前他抽了三十年煙。