verb🔗Share保护， 守护。 To keep safe; to defend; to guard; to prevent harm coming to."Condoms are designed to protect against sexually-transmitted diseases."安全套的设计是为了保护人们免受性传播疾病的侵害。actionlawmilitarypoliceinsuranceChat with AIVocabulary GamePractice Reading
verb🔗Share候补， 预留机位。 (travel) To book a passenger on a later flight if there is a chance they will not be able to board their earlier reserved flight."The airline protects passengers by automatically rebooking them on the next available flight if their connecting flight is delayed. "如果乘客的转机航班延误，航空公司会自动为他们候补下一个航班的机位，以此保障乘客的行程。businesscommerceserviceChat with AIVocabulary GamePractice Reading
