They met with the headmaster during lunchtime.

他们在午餐时间会见了校长。

youdao

When you are in your school dining hall during lunchtime, you may feel lonely unless you can find someone to have lunch with.

当你在学校食堂吃午饭的时候，你可能会感到孤独，除非你能找到一个人一起吃午饭。

youdao

We go after school and during lunchtime.

我们在放学后去和午饭时间去。

youdao

He never stops creating, even during lunchtime.

VOA: standard.2010.03.17

And during break, during lunchtime, etc, they get to see these people that just have come in from various places.

休息时，午餐时，他们结识,来自世界各地的同学。

哈佛公开课 - 幸福课课程节选

Sometime after you've eaten, say you had this Snickers bar at lunchtime and you don't have time to get anything else to eat during the day, your blood glucose level will go down.

有时候你们吃完饭以后,午饭的时候你吃了士力架,在这一天当中你又没时间吃别的东西,你的血糖水平就会下降

耶鲁公开课 - 生物医学工程探索课程节选

In the U.S. people are sharing content in the morning but actually engaging with content and clicking through during lunchtime.

FORBES: What's The Best Time To Share Social Content?

During lunchtime on sunny days, crowds of students grab food at the many small cafes, restaurants or bistros by Metro Saint Michel or Vavin and picnic in the Jardin du Luxembourg.

BBC: Best student cities: Paris

The security system took several seconds to come down during the lunchtime attack, but the thief made no effort to get away.

BBC: Norwich jewellery thief snared by shop shutters