这个软件的旧版本有一些功能限制。

The older version of this software has some ___limitations in functionality.

意识到自己在沟通方面的不足后，她决定报名参加公开演讲课程。

After recognizing her ___limitations in communication, she decided to enroll in a public speaking course.

这项法律对商业广告设置了严格的限制。

The law imposes strict ___limitations on commercial advertisements.