国立卫生研究所的专家说，矿物油、甘油和滴耳液可以使耳垢软化。

The experts at N. I. H. say the wax can be softened with mineral oil, glycerin or ear drops.

youdao

国立卫生研究所的专家说，矿物油、甘油和滴耳液可以使耳垢软化。

The experts at N. I. H. say the wax can be softened with mineral oil, glycerin or ear drops.

youdao