名词

1. 胡萝卜
Carrots are long, thin, orange-coloured vegetables. They grow under the ground, and have green shoots above the ground.

2. (为鼓励别人做某事而提供的)好处,甜头（同一个句子里用以表示劝阻别人不要做某事的东西叫做stick）
Something that is offered to people in order to persuade them to do something can be referred to as a carrot. Something that is meant to persuade people not to do something can be referred to in the same sentence as a 'stick'.