柯林斯词典sulphonate /ˈsʌlfəˌneɪt/ 1. N a salt or ester of any sulphonic acid containing the ion RSO2O– or the group RSO2O–, R being an organic group 磺化2. V to introduce a sulphonic acid group, –SO2OH, into (a molecule) 使···磺化 返回 sulphonate