mapping例句
        I cannot conceive of anybody writing a play by sitting down and 
mapping it out.
我想象不出有谁能闭门造车写出剧本。
The project is nothing less than 
mapping every gene sequence in the human body.
这个项目就是要绘制人体所有基因序列的图谱。
In this case, we have a physical 
mapping problem.
在这个例子中, 问题是物理映射.