as is scheduled的翻译是：如期，按照计划。

as is scheduled, as scheduled, as it is scheduled区别为：词义不同、词性不同、用法不同。

一、词义不同

1、as is scheduled：as is scheduled的意思为根据安排。

2、as scheduled：as scheduled的意思为如期；按照预定时间。

3、as it is scheduled：as it is scheduled的意思为按照计划。

二、词性不同

1、as is scheduled：as is scheduled作状语。

2、as scheduled：as scheduled作状语。

3、as it is scheduled：as it is scheduled作定语。

三、用法不同

1、as is scheduled：位于句前。As is scheduled, all the staff members take turns to be on late duty. 根据安排，全体工作人员依次值晚班。

2、as scheduled：位于句末。We had to hold the weekly meeting as scheduled. 我们不得不如期举行周会。

3、as it is scheduled：位于句中。Relativity's still-untitled Snow White film, starring as  is scheduled to be released on March 16. 由莉莉·柯林斯饰演白雪公主的《白雪公主》电影计划于3月16日上映。