decision的动词形式为decide。decision作为名词，含义为“决定”、“决断力”、“果断”、“决策”；decide作为动词形式，含义为“对…作出抉择”、“选定”、“判决”、“影响…的结果”。
一、decision的含义及用法
decision作为可数名词，译为(作出的)决定，抉择;决断(力);果断;作决定;决策。
例句：Who took the decision to go ahead with the project?
是谁决定继续这项工程的？
This is not a job for someone who lacks decision.
不果断的人不适宜做这工作。
The moment of decision had arrived.
决策的时刻已经到了。
A decision was taken to discipline Marshall...
已作出对马歇尔进行处罚的决定。
The moment of decision cannot be delayed...
作出决定的时刻由不得耽搁。
He is very much a man of decision and action.
他是一个遇事非常果断、行动极为迅速的人。
We need a decision on this by next week.
我们得在下周前就这一问题作出决定。
This decision was taken for the common good.
作出这个决定是为了共同的利益。
The government now has to explain its decision to the public.
政府现在必须向公众解释决策的理由。
二、decide的含义及用法
decide作为动词，译为决定;对…作出抉择;选定;裁决;判决;影响(或决定)…的结果。
例句：They decided against taking legal action.
他们决定不提起诉讼。
We've decided not to go away after all.
我们到底还是决定不离开。
The Appeal Court decided in their favour .
上诉法院作出了有利于他们的裁定。
They offered me free accommodation for a year, and that decided me.
他们愿意免费为我提供一年的住宿，这就使我下定了决心。
