youdao

One bag per person is allowed.

每人允许带一个袋子。

youdao

Passenger: I'm checking one bag.

乘客：我有一个包要托运。

youdao

The bag is one of the most simple and useful things in the world.

VOA: special.2009.01.25

Day and night I begged my mother and father to take the bag away shaking with terror because no one saw them but me.

我无时无刻不乞求我的父母,指着那些袋子，让他们带走,我怕的发抖,由于除了我再也没人能看到。

耶鲁公开课 - 1945年后的美国小说课程节选

No one can explain how the cat got into the bag.

VOA: special.2009.01.25

Recall, too, during the height of the recession shortages of rice, leading places like Costco to ration one bag per customer.

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According to the plan, she would travel by car into Armenia with one bag for a planned stay of about seven days.

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What most of us do with our rubbish is we throw it into one bag altogether and then it gets picked up once a week.

BBC