travel permit

基本解释

To apply for a travel permit, what procedures shall be completed?
申请旅行证须履行下列哪些手续？
I show my travel permit and my driver places two cigarette packs on the table.
我掏出旅行许可证件，我的司机在桌上放了两盒烟。
Disney already operates one theme park in the Chinese city of Hong Kong, which is separately administered and for which mainland Chinese require a travel permit to enter.
迪士尼公司已经在中国香港运营着一座主题公园。香港是中国的特别行政区，中国大陆人要获得旅行许可才能进入香港。

When she arrived in Moscow, a Soviet official gave her a special travel permit, because he liked her industrial photographs.

Timberman said the State Department teams working out of the provincial capital, Hillah, were grounded most of the time because the State Department regional security officer would not permit them to travel despite their high-priced security personnel and armored vehicles.
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The Volt's battery would permit forty-miles of travel between charges - enough to allow most American drivers not to use gasoline at all.
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Travel to Tibet, however, still requires a permit.
ECONOMIST: A week in Tibet