humectant

🇬🇧/hjuːˈmektənt/ 🇺🇸/hjuːˈmektəntˌjuːˈmektənt/
a substance added to another substance to keep it moist 保湿剂

adjective [原级]湿润的;湿润剂的

Vegetable Glycerin, a natural humectant, attracts moisture to skin to maintain optimal hydration balance.
蔬菜甘油,天然保湿剂,保持肌肤最佳的保湿平衡。

noun [物质名词][助剂] 湿润剂

Polydextrose can act as a humectant in these kind of recipes.
聚葡萄糖可以在这些配方中担当一种保湿剂。

单词造句:
网友用“Humectant”造句精选
It is a powerful humectant as it is capable of binding 1,800 times its own weight in water. 它是一种强有力的湿润剂,在水中能束缚1,800倍于自身的重量。