a multiple entry visa的用法和样例：
- A working visa is a multiple entry visa.
- Have you got a multiple entry visa?
- For a working visa is the equivalent of a multiple entry visa fee to Ireland.
- If, on the other hand, you come to us with an unconditional offer for a three-year course, we can issue a multiple entry visa valid for three years.
- Please note that where a multiple entry visa is paid for but, at the discretion of the visa officer, a single-entry visa is issued, the fee difference will not be refunded.