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1. examine vt.检查，调查，仔细观察；对…进行考查
The doctor examined her carefully.
医生仔细检查了她的身体。
2. attack n. 攻击，抨击
The police are launching a major attack on drug dealers.
警方对毒品贩子发动了大规模的攻击。
3. security guard n. 安全警卫，保安
She acknowledged a security guard's friendly salute.
她向一个负责警卫的保镖友好地答了礼。
