Ecphyaditis
阑尾炎
🗣️ 情景例句
Yes. I do.
是的， 我有疑虑。
Think much, speak little, and write less.
勤思考，寡发言，少落笔。
In 1975, a primitive machine called the Altair, was launched in the USA.
1975年，美国推出了一台被称为“牛郎星”的原始机型。