“硬皮”的英语？

“硬皮”的拼音为：yìng pí...

面团都结了一层硬皮,没法用了.The dough has skinned over now ; we can't use it.大部分鬼都长有硬皮,挥舞木棒.Most Oni dress in tighter skins and wield clubs.海水中的盐分在乾燥的沙子上结成硬皮.Salt from the sea had encrusted on the dry sand....