If the stain persists, mix white vinegar with salt in equal proportions and rub with the sponge.

如果污渍仍然不能去除，就将盐和醋按相同比例混合，再用海绵擦拭。

youdao

While a balanced bilingual has near equal abilities across the board in two languages, most bilinguals around the world know and use their languages in varying proportions.

一个均衡的双语者，对于两种语言的掌握程度是接近的。世上大多数的双语者，以不同的程度掌握、了解和使用他们的语言。

youdao

While a balanced bilingual has near equal abilities across the board in two languages, most bilinguals around the world know and use their languages in varying proportions.

一个均衡的双语者，对于两种语言的掌握程度是接近的。世上大多数的双语者，以不同的程度掌握、了解和使用他们的语言。

youdao