The operation is very easy, just two steps, make check file and verify check file.

运作是很容易的，只要两个步骤，检查文件和验证检查档案。

youdao

The operation is very easy, just two steps, make check file and verify check file.

运作是很容易的，只要两个步骤，检查文件和验证检查档案。

youdao