必然

In a sentence

• 这次的成功是必然的，因为我们付出了很多努力。

  This success is inevitable because we put in a lot of effort.

  Here, '必然' is used to express something that is bound to happen due to circumstances.

• 如果不努力，失败是必然的结果。

  If you don't make an effort, failure is the inevitable outcome.

  In this case, '必然' describes a result that logically follows or is assured given the conditions.

• 他认为，社会的发展方向是必然的，不会因为个人的意愿而改变。

  He believes that the direction of societal development is inevitable and will not change because of an individual's wishes.

  Here, '必然' conveys a predetermined or unavoidable nature of a process or event.