Meri
abbr. matrix effective refractive index (method) 矩阵（变换）有效折射率（法）
🗣️ 情景例句
I'm afraid you're right.
恐怕你对了。
Take care of small sums and the large will take care of themselves.
省小钱才能积大财。
I tried to wake up my wife by ringing the doorbell,
我按响了门铃，试图唤醒我的妻子，