the act of preparing land and growing crops on it, or the act of growing a particular crop

Agriculture in the valleys consists mainly of the culivation of fruits, grains, and vegetables.

The cultivation of wheat required the most fertile lands. 小麦的种植需要最肥沃的土地。

the act of trying to develop and improve something

Those who take up the cultivation of mindfulness find out for themselves how it helps to solve life's problems. 那些进行正念修习的人自己会发现正念如何帮助他们解决生活中的问题。

We should strive to continuously progress in our cultivation of virtue. 我们应该致力于持续的品德培养。

the act of making a special effort to establish and develop a friendship

For the cultivation of friends we need above all time for conversation. 想要结交朋友，首先要有时间进行交流。

Social media is structured in a way that encourages the collection rather than the cultivation of friendship. 社交媒体的结构是为建立群体而不是建立友谊而设计的。