According to law, a doctor must be present at the ringside.

按法律规定，场边必须有一名医生。

《牛津词典》

The film-makers will be present at the screenings to introduce their works.

电影制作人将在放映时到场介绍他们的作品。

《柯林斯英汉双解大词典》

What was it like to be present at the birth of modern databases?

现代数据库诞生时，是什么样的状况？

youdao

"In light of the accused voluntarily and unequivocally waiving his right to be present at these proceedings, the chamber is of the view that this hearing can proceed in his absence,"

VOA: standard.2009.10.27

But before he can actually be made present at the actual event of the Nativity, he has to endure something painful and obviously momentous: "from out his secret Altar toucht with hallow'd fire."

但是要想真正能在,基督降生时出现，他不得不忍受一些痛苦，而且是巨大的痛苦：,“从神秘的祭坛外碰到圣火“

耶鲁公开课 - 弥尔顿课程节选

But Mr.Abhisit, in recent media comments, says he will not be pressed to take the country to elections at present but is willing to hold talks with protest leaders.

VOA: standard.2010.03.20

The artists will be present at the opening and there will be special holiday treats and drinks available throughout.

BBC: Art meets social causes in Berlin

And first of all I'd like to know what members of the administration will be present at the meeting with the President?

WHITEHOUSE: Press Briefing

Both riders will be present at the launch in Madrid this weekend, alongside Hilton and her partners Nano, Xavi Montero and Ricard Garriga.

CNN: Paris Hilton to launch MotoGP team