make ... known

phr

• ① 宣布(事物),让大家知道<to>
  • He made it known to his friends that he was unwilling to go.他向朋友们宣布他不愿去。

• ② 介绍(人)<to>
  • He was too shy to make himself known to her.他太羞怯,不敢向她自我介绍。