It needs at least a month.

这至少需要一个月。

youdao

The doctors say at least a month.

医生们说至少要一个月。

youdao

One goal: Stick to this one goal for at least a month.

一个目标：你要坚持一个目标至少一个月。

youdao

He told them to call home once a week and to read at least one book a month.

VOA: special.2010.05.28

I go there like, at least once a month.

我至少一个月会去那里一次。

旧金山的热点 - SpeakingMax英语口语达人

Forrester Research says four out of five online adults use social media at least once a month.

VOA: special.2009.09.14

Democrats admit the impact may not be felt for at least a month, maybe more.

CNN: Top Senate Republican doubts damage from defense cuts

The BBC understands the draft report has been available in Whitehall for at least a month.

BBC: UK Politics

When they were first used in Australia, 190, 000 smokers reportedly gave up for at least a month.

BBC: AD BREAKDOWN