a solid is different form a liquid in that the solid has its definite shape请问这句话的意思,
题目
a solid is different form a liquid in that the solid has its definite shape请问这句话的意思,
答案
固体与液体不同是因为固体有一定的形状
in that 因为
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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