回复：不能“翻译”，你中翻英，英翻中都会没戏。我有一个例子，看对

This is correct, you need to have a special skill that other can’t provided.
Ex: I post a job offer in the labor department; seek for someone that can cook western and Cantonese skill, and be able to speak Cantonese and mandarin.
This is the same as a high tech company looking for specialist in computer field. Need to know dbase and others.

Tell the truth- being a cook is a lot easier to get a Green Card. This hold truth in Canada