他俩一见钟情。

They fell for each other instantly.

《牛津词典》

他俩一见钟情，相识不到六个月就结了婚。

They fell in love at first sight and got married within six months.

youdao

“这真是一见钟情又终成眷属啊，”布鲁克·伯根说，他俩就是在伯根的婚礼上认识的。

"It was love at first sight and love at last call," said Brooke Borgen, at whose wedding the couple met. "Things can happen at that last moment that can change your life forever."

youdao