这种乙烯基材料代替皮革十分勉强。 This type of vinyl is a poor substitute for leather.
皮革受潮可变质。 Leather can deteriorate in damp conditions.
从动物我们得到像羊毛、丝、皮革、与毛皮这样的材料。 From animals we get such materials as wool, silk, leather and furs.
男学生问老师什么是皮革。她说“hide”。他问老师为什么叫他躲藏。这个故事用了双关语。 The boy asked his teacher what leather was and she said, "Hide". He asked why she told him to hide. The story plays on words.
那位革命者为避免被捕在地下躲藏了几个星期。 The revolutionist eluded capture for weeks by hiding underground.
塑胶有时可以替代皮革。 Plastic is sometimes used instead of leather.