抑或者

Welcome to Our Website.

A或者B取反

Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam.

There are many variations of passages of Lorem Ipsum available, but the majority have suffered alteration in some form.

会不会感染艾滋或者乙肝啊

Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam.

There are many variations of passages of Lorem Ipsum available, but the majority have suffered alteration in some form.