zhè / zhǒng / bái / sè / fěn / mò / zài / lěng / shuǐ / zhōng / bù / róng / xū / yào / jiā / rè / jiǎo / bàn / cái / néng / róng / jiě

这种白色粉末在冷水中不溶，需要加热搅拌才能溶解。

This white powder is insoluble in cold water; it requires heating and stirring to dissolve.