carry-on luggage

基本解释

And， passengers must store all carry-on luggage under their seats or in the overhead compartments.
竝請大家將隨身攜帶的行李物品放在座位下麪或者頭頂的行李櫃中。
Global travelers now bring in a steady supply from around the world, inconspicuously undeclared in checked bags and carry-on luggage.
現今全球的旅行者們通過他們的托運及攜帶的行李把它們從全世界帶到這裡。
We want to travel, we buy a suitcase, a travel pillow, the perfect carry-on luggage, maybe even special clothes or equipment for traveling.
我們想去旅行，就去買旅行箱，旅行枕，很棒的行李袋，甚至可能再買一些特別的衣服或裝備爲旅行做準備。

Machinery also exists that can detect suspect items in carry-on luggage, thereby avoiding all-too-fallible human judgment.
FORBES: THE AUSTRIAN SOLUTION
British authorities say they were planning to blow up the aircraft using liquid chemicals brought onboard a plane on carry-on luggage.
NPR: Inside the British Probe of the Terrorist Plot