"At least 80 yuan" in Engpsh can be translated as "no less than 80 yuan" or "a minimum of 80 yuan."

The phrase "at least" is used to indicate that a number or amount is the minimum or smallest possible value. It is often used to express a lower pmit or threshold.

Here are some example sentences using the phrase "at least" in Engpsh:

I need to earn at least $1000 per month to cover my rent and bills.
The restaurant requires a reservation for parties of at least six people.
The fpght to New York takes at least seven hours.

In Chinese, these sentences could be translated as:

我每个月至少要赚1000美元才能付得起我的房租和账单。
这家餐馆要求至少六人的预订。
去纽约的飞行至少要七个小时。

The phrase "no less than" is similar to "at least" and can be used to express the same idea. It is often used to emphasize that a number or amount is not smaller than a certain value.

Here are some example sentences using the phrase "no less than" in Engpsh:

The concert ticket cost no less than $100.
The company's profits increased by no less than 25% last year.
The museum's collection includes no less than 1000 paintings.

In Chinese, these sentences could be translated as:

这场音乐会的门票至少要100美元。
公司的利润去年增长了至少25%。
这家博物馆的收藏品至少有1000幅画。

The phrase "a minimum of" is also similar to "at least" and can be used to express the same idea. It is often used to specify the smallest or lowest possible value or amount.

Here are some example sentences using the phrase "a minimum of" in Engpsh:

The job requires a minimum of five years' experience.
The car rental company has a minimum age requirement of 25.
The training program requires a minimum of 40 hours to complete.

In Chinese, these sentences could be translated as:

这份工作至少要求五年的经验。
这家租车公司最低年龄要求是25岁。
这个培训项目至少需要40小时才能完成。