metabolic desorder的用法和样例：
例句
- Congenital lactose intolerance is very rare and is an inherited metabolic disorder rather than an allergy.
先天性的乳糖不耐受是非常罕见的遗传性的代谢紊乱，而并非过敏。 - Diabetes mellitus is a complex metabolic disease characterised by glucose overproduction and under-utilisation.
糖尿病是一种由于内源性胰岛素相对或绝对不足而引起的糖代谢紊乱的疾病。
