decisive

The battle of Waterloo was a decisive moment that ended the Napoleonic Wars.

(Chinese) 滑铁卢战役是一个决定性时刻，结束了拿破仑战争。

DNA evidence provided the decisive proof needed for the jury to reach a final verdict.

(Chinese) DNA证据提供了陪审团达成最终判决所需的决定性证据。

A decisive leader is essential for navigating a company through a sudden financial crisis.

(Chinese) 一位果断的领导者对于引导公司渡过突发的财务危机至关重要。

You need to be more decisive when choosing a career path instead of hesitating for months.

(Chinese) 在选择职业道路时，你需要更加果断，而不是犹豫好几个月。