如果是白天你可以说：at midday / 在正午; at noon /在 中午。

If it’s daytime you can say: at midday / at midday; at noon / at noon.

youdao

星期一中午到星期四，人际关系平稳流畅，但在周三正午你们可能会遭遇到一点儿欺骗。

Relationships flow smoothly Monday noon to Thursday, but you might meet a bit of deception midday Wednesday.

youdao

正午：全英俱乐部在中午开始一天的比赛。

Noon: Play begins at midday at the All England Club.

youdao