They agreed to desist from the bombing campaign.

他们同意停止大规模轰炸。

You should desist from such foolish activities.

你们应该停止这种愚蠢的活动。

You ought to desist from such foolish activities.

你们必须停止这种如此愚蠢的行动国。

They ought to desist from such foolish activities.

他们应该停止这种愚蠢的活动。

Seeing the boss coming, they desist from gossiping.

见老板来了，他们停止了闲谈。