the most important is

基本解释

There are many attractive benefits to this language, one of the most important is readability.
这种语言有许多吸引人的好处，其中最重要的是容易阅读。
The most important is rising unemployment, which is net loss rather than redistribution, i.e., idle workers could have produced something.
最重要的是失业率上升，这比起重新分配来是个净损失，闲散的工人总可以生产点什么。
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According to the progress principle, of all the events that can keep people engaged and happy at work, the most important is simply making progress on meaningful work.
在工作进程中有一个原则，就是要想让人们对工作保持积极参与并感到快乐，最重要的是关注到这个充满意义的工作中的进程。

The most important weapon against carbon monoxide poisoning is the safe use of materials to heat any enclosed area.
The most important is that Yahweh's battle is a historic battle, rather than a mythic battle. The sea is not Yahweh's opponent, nor is Yahweh's enemy another god.
最重要的一点是，耶和华的战斗，是一场历史意义上的，而不是神话意义上的，大海并不是耶和华的敌人，也不是其他神的敌人。
耶鲁公开课 - 旧约导论课程节选
What do you think is the most important thing to teach students who learn English as a second language?
你觉得要教那些以英语为第二语言的学生，最重要的是什么？
教英语 - SpeakingMax英语口语达人

Of these, the most important is the fiduciary responsibility to shareholders that all corporate leaders hold.
FORBES: Clarifying Corporate Responsibility, Part IV: Capturing And Sustaining Value