Travelers should beware of unofficial taxi drivers waiting outside the airport arrivals hall.

旅客應當心在機場入境大廳外等候的非法計程車司機。

Employees must beware of phishing emails that ask for passwords or bank details.

員工必須提防要求提供密碼或銀行資料的網路釣魚郵件。

Investors were told to beware of funds promising unusually high returns with no risk.

投資人被告知要提防那些標榜零風險卻報酬異常高的基金。