对于这次旅行我有过极大的顾虑。

I had grave misgivings about making the trip.

《牛津词典》

对于这次美好的安排，我感激不尽。

And I am very grateful for this nice arrangement.

youdao

对于这次大灭绝，有很多种解释。

Various theories seek to explain this mass extinction.

youdao

He found it and it was the excavation of the site of Mycenae which was soon followed by the excavation of other sites from the same period that made it possible for people to talk about this culture, even before they could read the script.

他找到了迈锡尼城,并且这次的挖掘之后,又引发了一轮对于,同时期其他遗迹的挖掘活动,而这也让人们在破解他们的文字之前,有了探索此文明的可能性

耶鲁公开课 - 古希腊历史简介课程节选