1、Diacetylmorphine is a highly addictive drug commonly known as heroin.
乙二酰吗啡是一种高度上瘾的药物，通常被称为海洛因。

2、The use of diacetylmorphine for medical purposes is heavily regulated and restricted.
乙二酰吗啡的医疗用途受到严格的监管和限制。