活性氧類 Save Sign in to save words Simplified: 活性氧类 huóxìngyǎnglèi ㄏㄨㄛˊ ㄒㄧㄥˋ ㄧㄤˇ ㄌㄟˋ activated oxygen species (AOS) Character by character 活(huó)live 性(xìng)nature 氧(yǎng)oxygen 類(lèi)kind A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0