by accident 托福

A hand grenade exploded by accident and I got lost in the ensuing confusion.

"一枚手榴弹意外地发生了爆炸,接着是一片混乱,使不知所措。"

Helen got into acting purely by accident.

海伦进入演艺界纯属。

We met by accident at the airport.

在机场不期而遇。

Fleming discovered penicillin by accident in 1928.

弗莱在1928年发现了青霉。

I trod on his foot by accident.

踩了他的脚。

I hurt myself by accident.

不小心弄伤了自己。

He made this mistake by accident.

他犯这个错误纯属。