several後面跟什麼詞

後面跟集合名詞或者可數名詞複數，例如：

1、Several people came forward with information.有幾個人自動站出來提供了資訊。

2、It's just one of several projects on the drawing board.這只是正在籌劃的幾個專案中的一個。

3、Installation of the new system will take several days.新系統的安裝需要幾天時間。