微积分中的dx是什么

八年级上英语unit3 sectionB 3A 的原文翻译! 初二上册英语书unit10 sectionB 3a翻译人教版人教版 9年级英语新目标《Go for it》第6单元 sectionB 3a 求翻译! 谁有人教版九年级英语第10单元sectionB 3a课文翻译,谢谢! 英语翻译 仁爱七年级下册英语课文的翻译! 英语翻译sectionA的1a、3a 和sectionB的1a、2a课文翻译恩... 英语翻译31页的1a 仁爱英语七年级下册93页的课文翻译 人教版七年级上册英语课文及翻译（所有课文) 英语翻译最好有原文 人教版七年级英语上册 语句翻译! 英语翻译广东 英语翻译要每单元的!不着急. 英语翻译 七年级上册英语书P53页(2b)中文翻译!（人民教育出版社） 英语翻译 英语翻译书是这样的 英语翻译 七年级英语下册第一单元翻译 英语翻译七年级英语下册第五页翻译,我明天要看,55555 翻译英语文章,初一 谁能帮我翻译一下这篇英语短文?快~~~Today, our environment has some problems . As a middle school student ,we should do something to improve our environment condition. I think the first thing is that we ourselves shouldn’t destroy the 英语翻译Scott works very long hours.He usually gets up at 17:00.He brushes his teeth and has a shower.Then he eats his breakfast.What a funny time to eat breakfast!After breakfast he plays his guitar,then he goes to work.To get to work,he takes t 英语翻译Uncle Wang is fifty.He has tow sons,Wang Lei and Wang Fei.They are twins(双胞胎).Uncle Wang likes makes things.Today he is making a machine.He wants to ride the machine like a bike and fly it take a plane.Wang Lei doesn't like making t 英语文章翻译快 英语翻译老师让我讲解这篇考试试卷上的短文以及后面的题目,我实在是不太懂这篇文章,有没有网友能帮我翻译呢?我把我的家底掏出来了.翻译的短文：Robots are smart.With their computer brains,they ca 英语翻译The first Starbucks coffee shop opened in 1971 in downtown Seattle,Washington,in the United States．It was a small coffee shop that roasted its own coffee beans．The coffee shop’s business did well,and by 1981 there were three more St 英语小短文带翻译我初一的,老师让我们每天背1篇短文还要默出来（55555~~）,网上那些短文太长了,估计要背20分中呢.谁能帮我介绍10篇英语小短文（要翻译）,容易背的.好的我再给他加分! 英语翻译Do you like watching Tom and Jerry?There is a change in these popular cartoons.In one episode,Tom smokes.Many parents think it is bad for their children.So they ask the TV channel to cut the smoking scene and the channel agrees. 英语翻译假如你叫李磊,你是7年级6班的学生.你丢失了一只黑色的双肩背包,里面有一些课本,几张CD和一张身份证.请你写一篇寻物启事,你的电话号码是22266300 英语翻译The sound of her footsteps faded away,I stood there,Look at her!My heart aches.Will it be much longer?Yes.but,I'll miss you.You must well.My best friend.I will always take your part.Go it!Come on!Go to it!