it的名词性所有格是its.
itsdet.(指事物、动物或婴儿)它的,他的,她的
Have you any idea of its value?
你知道它的价值吗?
The car is in remarkably good condition for its age.
就车龄而论,这辆车的`状况好极了。
There was discussion about the fire and its likely cause.
对那场火灾及其可能的起因进行了讨论。
资源环境学科信息网
水利万物而不争,
而万物莫能与之争。