The team called him a traitor after he promised support, then backed the rival proposal.

他答應支持後卻轉而支持對手的提案，團隊因此稱他為叛徒。

She felt like a traitor when she told clients one price and quoted another.

她跟客戶說一個價格卻報了另一個，覺得自己像個兩面派。

After pledging loyalty, the sales manager left for a competitor, and colleagues labeled him a traitor.

那位業務經理口口聲聲說會留下，卻跳槽到競爭對手那裡，同事都說他是叛徒。