The finance team warned staff not to be a gull for fake invoice emails.

財務部提醒員工別成為假發票電子郵件的受騙者。

Scammers treated the new customer service hire as an easy gull on the phone.

詐騙集團把新來的客服人員當成電話上容易上當的笨蛋。

The traveler felt like a gull after paying triple for a taxi from the airport.

那位旅客從機場搭計程車付了三倍車資後，覺得自己像個冤大頭。