（首先）First（其次）Second（再次）Third

書面式表達：

First of all，secondly ，thirdly

and then，next，finally

例句：

There exists profound social background behind German social securitylegal system, including cultural tradition, workers movement and economicsystem-social market economy.

德國社會保障法律制度的建立和發展有著其深刻的社會歷史背景，首先是文化傳統，其次是工人運動，再次是經濟體制&社會市場經濟。

The second one analyzes the reference of Novalis, which is divided intothree sections: first is poetry philosophy, secondly is the construction of theimage system and literature theory.

第二章主要是馮至對諾瓦利斯的借鑑，分為三節：首先是在詩性哲學方面，其次是意象體系的建構，再次是文藝思想。