I made the acquaintance of my best friend at the first day of my high school life.

我第一次遇见我最好的朋友是在高中生活的第一天。

youdao

It all started on 16-year-old Rick's first day at high school.

这一切都始于16岁的里克上高中的第一天。

youdao

On my first day of junior high school, I was attracted to Elizabeth's beautiful, shining eyes.

在上初中的第一天，我就被伊丽莎白美丽而闪亮的眼睛所吸引。

youdao

He spoke on the first day of classes at a high school in Virginia.

VOA: special.2009.09.10

"The volunteer spirit is as high now as it was on the first day."

VOA: standard.2010.02.21

On my first day of high school, going into math class, two of my classmates pointed and laughed at me.

NPR: Being Content with Myself

Three boys (Nate Hartley, Troy Gentile, and David Dorfman), on their first day of high school, are selected for victimization by the evil Filkins (Alex Frost).

NEWYORKER: Drillbit Taylor

From the first day of high school onward, her new real world adventures will be tethered to a previous set of experiences that are never more than a flick of the scroll wheel away.

FORBES: On The Net, Junior High Never Ends