The document was a composite of information from various sources.

　　這份文件是不同來源信息的`綜合。

　　There are various ways of doing this.

　　做這一工作的方法有很多。

　　Can you talk me through the various investment options?

　　你能給我詳述可以選擇的各種投資方法嗎？

　　We've been collecting data from various sources.

　　我們一直從各種渠道收集資料。

　　There are various courses open to us.

　　我們有多種處理方法可采取。