Then if you are sure that the road is clear,it is always safe to cross.(翻译)

问题描述:

Then if you are sure that the road is clear,it is always safe to cross.(翻译)

那么如果你确定这个路是清楚的,总是安全的十字架

如果你确认路上没有车,穿过它是很安全的

如果你发现马路上没有车,你就可以安全的通过.

当你确定马路上没有车时,你可以安全通过。