目まの当あたりにする

expression, suru verb (irregular)

see with one's own eyes; witness firsthand

Emphasizes direct personal observation of an event or scene, often something striking or significant.

• 事じ故こを目まの当あたりにして、言こと葉ばを失うしなった。

  I was speechless after witnessing the accident firsthand.

• 彼かれの成せい長ちょうを目まの当あたりにできて嬉うれしい。

  I'm happy to have been able to see his growth with my own eyes.