Note that when using derived classes, it is not enough, from a security perspective, to simply force a garbage collection after you have finished using the object.

注意，当使用派生类时，从安全的角度考虑，仅在使用完对象后强制垃圾回收是不够的。

youdao

Note that when using derived classes, it is not enough, from a security perspective, to simply force a garbage collection after you have finished using the object.

注意，当使用派生类时，从安全的角度考虑，仅在使用完对象后强制垃圾回收是不够的。

youdao