Passengers are limited to two items of carry-on luggage.每位旅客限带两件随身行李。You can take your laptop on the plane as hand luggage.你可以把笔记本电脑作为随身行李带上飞机。I packed the book in my carry-on.我把那本书塞进了我的随身行李。New airline regulations banned scissors in carry-on bags.新的航空管理条例禁止在随身行李中携带剪刀。