cumidic acidcuminic acid枯: withered二酸: diacid百草枯二氯化物: paraquat dichloride丙二酸: diethyl malonate; malonic acid; methane dicarboxylic acid; propandioic acid; propane diacid草二酸: oxalosuccinic acid下载手机词典可随时随地查词查翻译