单词：not less than
至少..., 不少于...
not less than的用法和样例：
例句
- It's not less than a mile to the station.到火车站至少有一英里路。
- The audience was not less than five thousand.听众至少也有五千人。
- Though they think it takes no more than three days to fulfill the mission, I believe it takes not less than six days.虽然他们认为完成这任务只需三天，但我却认为至少需要六天。
- I'll stay here not less than three days.我将待在这里至少三天。