Reflection coeffecient
[电] 反射系数
🧩 词语组成解析
🗣️ 情景例句
And you'll have a full day in the country.
你们就可以在乡下待一整天啦。
You'd better see a doctor about that stomachache.
你胃痛最好去看医生。
I once spend an uncomfortable weekend which I shall never forget at his house.
有一次，我在他家里度周末，过得很不愉快。这事我永远不会忘记。