ban是什么意思？

One could remove junk food to the back of the store and ban them from the shelves at checkout lines.

In some American cities, peer-to-peer taxi services have been banned after lobbying by traditional taxi firms.

Banning the sharing of users' personal information.

Let us hope these do not include banning gender pronouns,policing children's play, implementing more gender quotas, or treating women's special attachment to home and family as a social injustice.

Robert Summers, who has taught at Cornell Law School for about 40 years, announced this week in a detailed, footnoted memorandum - that he would ban laptop computers from his class on contract law.

I would ban that too if I knew the students were using it in class