Meri
abbr. matrix effective refractive index (method) 矩阵（变换）有效折射率（法）
🗣️ 情景例句
Our pleasure.
非常荣幸。
Jeff was not pleased with his school grades.
杰夫不满意自己在学校的成绩。
On the last day I made a big decision.
到了最后一天，我作出了一项重大决定。