After the merger, management decided which positions were dispensable and which were essential.

合併之後，管理階層決定哪些職位可有可無、哪些不可或缺。

The printed brochure is dispensable since all product details are available on our website.

既然所有產品資訊都能在我們的網站上查到，紙本手冊就可有可無了。

For a two-day business trip, a heavy laptop bag seems dispensable if you bring a tablet.

如果帶了平板，兩天的出差行程中，笨重的筆電包似乎就可有可無。