transsexual operation变性手术
the transsexual变性人
The second part,concerns with those transsexual-related natural person' gender-change.
第二部分,与变性人有关的自然人的性别变更。
参考来源 - 变性人的性别变更和婚姻关系的探讨N-COUNT（可数名词） A transsexual is a person who has decided that they want to live as a person of the opposite sex, and so has changed their name and appearance in order to do this. Transsexuals sometimes have an operation to change their sex. 变性者