1.（时间、距离上相差有限） almost; nearly; just about:
如：
It's nearly five o'clock.差不多5点了.
He has walked almost ten miles.他已走了差不多10英里.
The building is nearing completion.座大楼差不多快完工了.
2.短语:
（程度上相差有限） about the same; similar:
（过得去） just about right [enough]; not far off; not bad: