📅  最后修改于: 2022-03-11 14:52:12.799000             🧑  作者: Mango
public class C {
private B b = null;
private D d = null;
private E e = null;
public C(B b, E e, D d)
{
this.b = b;
this.e = e;
this.d = d;
}