写作清晰，务必精简，避免赘言。

Write clearly. Be concise. Avoid wordiness.

对此我有过经验(《素质教育在美国》有详细描述，恕不赘言)。

I've had this experience before (" Quality Education in America "contains a detailed description if you are interested.)

当存在疑问时，特异性是赘言对立面，confusticate(使人困惑)。

Specificity is the antithesis of verbosity When in doubt, confusticate (confuse people).

在本文中，我没有深入到格式化磁盘这样的细节，但是勿需赘言，这不是给胆小者准备的。

I do not go into the details of formatting a disk in this article but, suffice to say, it is not for the weak-hearted.