Examine its pedigree carefully before you buy such an expensive cat.
Examine its pedigree carefully before you buy such an expensive cat.
买这种昂贵的猫之前，要仔细检查它的纯种系谱。
Examine its pedigree carefully before you buy such an expensive cat.
买这种昂贵的猫之前，要仔细检查它的纯种系谱。