美国签证被拒签了怎么办

“三非外国人”是指下列三种违法行为：The “Three-Illegals” refer to the following three illegal activities:1. Illegal residence: People who have an illegal visa (expired visa or no visa)1. 非法居留：持有非法签证的人（签证过期或无签证）2. Illegal work: People who work here without a work permit or a ...