chance

The weather forecast says there is a fifty percent chance of rain today.

(Chinese) 天气预报说今天有百分之五十的可能性下雨。

He took a chance and applied for the job, even though he lacked experience.

(Chinese) 他冒险试了一把，申请了那份工作，尽管他缺乏经验。

We met by pure chance at a small bookstore in London.

(Chinese) 我们纯属偶然地在伦敦的一家小书店遇见了。

Gambling relies more on chance than on any specific skill.

(Chinese) 赌博更多地依靠运气，而不是任何特定的技能。