硼酸 Save Sign in to save words péngsuān ㄆㄥˊ ㄙㄨㄢ boric acid H3BO3 Character by character 硼(péng)boron 酸(suān)sour A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0