VOA慢速英语2013.06.15 yourself, 过氧化氢, 双氧水, Health, 英语

Rebecca949

Experts at the National Institutes of Health, N.I.H., suggest some ways to treat excessive earwax yourself. The wax can be softened with mineral oil, glycerin or ear drops. Hydrogen peroxide or carbamide peroxide may also help.美国国立卫生研究院的专家提出了几点自行清除过多耳垢的建议.耳垢可以被矿物油,甘油或滴耳液软化,过氧化氢(双氧水)或过氧化脲可能也有帮助.
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