I also have a carry-on bag.

一个行李箱，还有一个包随身携带。

youdao

On my first trip to Europe, I took nothing more than a small carry-on bag (swapping my wardrobe of clothes for a packet of laundry detergent).

在我第一次的欧洲旅行中，我只带了一个小小的随身包(将我一整橱的衣服挑选后，只留下了一包洗衣粉大小的衣物。)

youdao

Dressed in impeccably cut suits and wheeling his carry-on bag with the deftness of a seasoned pro, he glides through airports and chain hotels as if he owned them, as in a sense he does.

电影的每场戏里都有洋溢着典型美式自信的克鲁尼，他身穿剪裁得体的西装，像个见多识广的专家一样灵巧地拉着自己的行李箱，穿行于机场与连锁酒店之间，仿佛它们全是属于他的。 不过从某种意义上说，也的确是这么回事。

youdao

Passengers are being encouraged to check ahead with their airlines, to arrive an hour earlier than normal and to bring only a single carry-on bag with them.

VOA: standard.2009.12.27

You can always count on seeing tourist on the train with an American Girl bag or an American Girl box

你总是可以在火车上看到拿着“美国女孩”的包和盒子的游客，

小心超额消费 - SpeakingMax英语口语达人

She did for a little while. Then she put her shoes back on and put her old stockings into her bag.

VOA: special.2009.09.05

But buy your tickets at FlyFrontier.com and the carry-on bag is included in the airfare.

WSJ: Some Apps to Pack for Your Summer Travels

Still, some airlines have said they will rely mostly on bag-matching to meet Friday's deadline.

CNN: Mineta to outline baggage security guidelines

People can now take a single carry-on bag, but I gather there are still airport delays.

NPR: Airline Plot Investigation Quietly Moves Forward