Ellipsometer
偏振光椭圆率测量仪, 椭率计
🗣️ 情景例句
Just make the few changes I suggested and your letter will be perfect!
只要改动我提到的个别地方，你的信就会很完美了。
Health and understanding are the two great blessing of life.
健康和融洽是人生两大幸事。
After lunch Aunt Huang came in and she looked worried.
午饭后黄阿姨来了，她面带愁容。