Their early arrival was just an accident.

他们早到仅仅是偶然而已。

《牛津词典》

I may have caught him with my elbow but it was just an accident.

我的胳膊肘可能碰了他，不过那只是个意外。

《柯林斯英汉双解大词典》

The traffic accident was just an accident.

这场交通事故只是一场意外。

youdao

It's not just an accident that this reveals the characteristic of each one of these cultures.

这并非是个意外,这揭示了这两种文化各自的特征

耶鲁公开课 - 古希腊历史简介课程节选

Frankly, I think it's just an accident that he doesn't mention him.

坦白的说，我认为他没有提到尼采只是个偶然。

耶鲁公开课 - 文学理论导论课程节选

Well, it's just an accident of history.

这是历史的一个偶然结果。

耶鲁公开课 - 金融市场课程节选

The scientists who have studied the matter believe that mislabelling of fish is too widespread to be just an accident.

BBC: Mislabelled fish slip into Europe's menus

It's just an accident waiting to happen really.

BBC: Cars driving on pavement

It was just an accident.

NPR: 'Operation Homecoming': The Writings of War