One may call it 'obscure transparency'.

人们可以把它称作'模糊透明度'。

youdao

Because most modern cars have a clear coat finish, pigmented or colored wax will only act to obscure its transparency.

因为现在车的漆面很洁净，有颜色的蜡只能使划痕变暗、透明。

youdao

Back then it was said that balance-sheet transparency made Sarbanes-Oxley necessary so public companies couldn't obscure the truth about their assets and liabilities.

FORBES