A ban was imposed on the use of chemical weapons.

化学武器已被禁止使用。

《牛津词典》

The pressure group is pushing for a ban on GM foods.

压力集团正强烈要求取缔转基因食品。

《牛津词典》

Doctors are pushing for a ban on all cigarette advertising.

医生们正力求禁止所有香烟广告。

《柯林斯英汉双解大词典》

Last week President Obama again called for ending a ban against people in the military who are openly homosexual.

VOA: special.2010.02.06

Anymore, then they will feel threatened by the fact that as a society we decided to ban that drug because of the deformities were caused.

不然，面对我们禁止使用镇静安眠药的决定,他们也会有威胁感,尽管禁止的原因是这种药物会导致胎儿畸形。

普林斯顿公开课 - 人性课程节选

In California,a federal judge is studying the evidence in a trial over a ban against same-sex marriage in that state.

VOA: special.2010.02.06

The court has also blocked legislation to lift a ban on Islamic headscarves at public universities.

CNN: Turkey's Erdogan hails constitutional referendum win

And there will be a ban on the sale of neonicotinoids to amateur growers.

BBC: Bee deaths: EU to ban neonicotinoid pesticides

This means a ban on hunting this session, although a possibility is by no means certain.

BBC: News | UK Politics | What the Queen won't say