carnet
/kɑːˈne/noun
1- a permit, in particular许可证, 通行证, 尤指：
1.1
- a permit allowing use of certain campsites while travelling abroad（国外旅行的）宿营许可证。
1.2
- a customs permit allowing a motor vehicle to be taken across a frontier for a limited period过境驾驶执照。
1.3
- a book of tickets for use on public transport in some countries（某些国家的）公交车票簿。
词源
1920s: from French, 'notebook'.