例句 /

Type II IVDD is fibrous degeneration of disks and occurs in older dogs of all breeds, but generally only causes problems in large-breed dogs.

Type II IVDD is fibrous degeneration of disks and occurs in older dogs of all breeds, but generally only causes problems in large-breed dogs.

2类椎间盘疾病主要为椎盘骨纤维质恶化而导致,所有比较老的成年狗几乎都有可能患病,通常大型犬类容易发病.