Ppt
[计] 主程序操作员接口任务\\n[化] 万亿分率
🗣️ 情景例句
You're a big boy.
你是个大孩子了。
On a crowded train, one comes in contact with many people.
在拥挤的火车里面，会和许多人接触。
OK. We can get some more tomorrow. We should finish the floor now. Can you take the other end of this piece of wood? Now you have to pull it to make the surface smooth like that.
好吧。我们明天再多买些。现在我们应该把地板弄好。你能抓住木板的另一端吗？现在你要来回拉动木板，使它的表面象那块儿木板一样光滑。