Ellipsometry
椭圆光度法, 椭圆偏光法, 椭圆对称法
🗣️ 情景例句
What'd you have in mind?
你心里有什么打算？
How do you do?
你好！
We had some shoes like those a month ago,but we don't have any now.
一个月前我们有这要的鞋。但是现在没有了。