Petrologen
油母岩质
🗣️ 情景例句
My new shoes hurt my feet ...
我的新鞋弄痛了我的脚……
A bit in the morning is better than nothing all day.
略有胜于全无。
What are you doing? he asked. I'm cutting this tree up, answered the woodcutter.
“你在做什么？”他问。“我在把这棵树砍断，”伐木工人回答道。