the machine is simple to use.为什么不用easy.

问题描述:

the machine is simple to use.为什么不用easy.

从它们的英文释义上看easy:not difficult;done or obtained without a lot of effort or problems(不费力就完成或得到) simple:not complicated;easy to understand or do (不复杂,容易懂得怎么操作)simple还存...