Smtp
[计] 简易邮件传递协议
🗣️ 情景例句
She is a wonderful mother.
她是个了不起的母亲。
Love is like the moon; when it does not increase it decreases.
爱情像月亮，不营即亏。
I got up early and bought thirty-seven cards.
我早早起了床，买来了37张明信片。