Meri
abbr. matrix effective refractive index (method) 矩阵（变换）有效折射率（法）
🗣️ 情景例句
Today is the perfect example.
今天就是一个很好的例子。
It is not polite to eavesdrop on the conversation of other people.
偷听他人说话是很不礼貌的。
He thinks himself somebody, but we think him nobody.
他自以为是重要人物，但我们觉得他什么也不是。