英语翻译
题目
英语翻译
Mashups and widgets help prevent're-inventing the wheel'syndrome by providing applications that have been previously developed and easily available from the Web.They are small software programs that you add to a site or even your desktop to provide a additonalfunctionality.
答案
混搭和工具帮助发明的提供应用程序,此前已开发和容易获得的是小的软件程序,您添加到一个网站,甚至您的桌面上提供一个
举一反三
已知函数f（x）=x，g（x）=alnx，a∈R．若曲线y=f（x）与曲线y=g（x）相交，且在交点处有相同的切线，求a的值和该切线方程．
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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