英语翻译还有sometimes you can easily tell an overseas students by his skin colour.怎么理解

英语翻译还有sometimes you can easily tell an overseas students by his skin colour.怎么理解
英语翻译
还有sometimes you can easily tell an overseas students by his skin colour.怎么理解

英语翻译还有sometimes you can easily tell an overseas students by his skin colour.怎么理解
1）电波与光波还是很相像的,除了电波的波长比光波更长一些.
2）有时候,你能从肤色上轻易地辨别出海外的学生来.
另,an overseas students是不是打错了?

无线电波和光波非常类似，只是无线电被的波长更长些。
有时候你只需要通过肤色就能辨认出外国学生（一看肤就知他是外国人）