Forewinning
采(煤)房, 第一阶段回采
🗣️ 情景例句
You're clueless.
你真无知。
Opportunity seldom knocks twice.
机不可失，失不再来。
he said. But I don't have many friends, and I don't enjoy myself very much. I don't know why!
他说，“但是我没有很多朋友，我过得不很愉快。我不懂为什么！”