hide your light under a bushel
US /haɪd jʊər laɪt ˈʌndər ə ˈbʊʃəl/
UK /haɪd jʊər laɪt ˈʌndər ə ˈbʊʃəl/

1.
才能を隠す, 能力をひけらかさない
to conceal one's talents and abilities, especially out of modesty or shyness
:
•
Don't hide your light under a bushel; share your amazing artwork with the world!
才能を隠さないで、素晴らしい作品を世界と共有してください!
•
She's too modest and tends to hide her light under a bushel, even though she's incredibly talented.
彼女は謙虚すぎて、信じられないほど才能があるにもかかわらず、自分の才能を隠しがちです。