hu·mec·tant /hjuˈmɛktənt/
含水加入劑; 持濕劑; 溼潤劑
hu·mec·tant /hjuˈmɛktənt/ 形容詞
致濕的,致濕物,稀釋劑
Hu·mec·tant a. Diluent. -- n. A diluent drink or medicine. [Obs.]
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humectant
n : any substance that is added to another substance to keep it
moist