This dress material frays very quickly when you cut it.这种衣料在剪裁时非常容易磨损.The fabric is very fine or frays easily...这种布料非常精细，或者说容易磨损。This material frays easily.这种材料很容易磨损.The fabric is very fine or frays easily.这种布料非常精细，或者说容易...
Hyperpolarization and repolarization both describe increased electronegativity within the cell.超极化及再极化都表明细胞内负电性的增强.Metallic character increases down Group 16 as electronegativity decreases.从上到下,电负性减小,金属性增强.Outward curren...