open someone's eyes
US /ˈoʊpən ˈsʌmˌwʌnz aɪz/
UK /ˈoʊpən ˈsʌmˌwʌnz aɪz/

1.
讓某人認識到真相, 使某人開眼界
to make someone realize the truth about a situation, especially a difficult or unpleasant one, that they had not understood or known before
:
•
Traveling abroad really opened my eyes to different cultures.
出國旅行真的讓我大開眼界,了解了不同的文化。
•
The documentary opened her eyes to the harsh realities of poverty.
這部紀錄片讓她認識到貧困的殘酷現實。