Refractometer
n. 折射计\\n[化] 折射计
🏥 医学释义
折射计，屈光计
🗣️ 情景例句
Why should you be sorry?
你何必说对不起呢？
Did you go camping this morning?
你今早去露营了吗？
He's already a little weak in Chinese.
他的中文已经有点儿弱了。