security
📚 PET (B1)中文释义
安全
例句
Online security is very important.网络安全非常重要。
Security measures at the airport have been tightened following recent incidents.在发生近期事件后,机场的安全措施已经收紧。
常见搭配
national securitysecurity measuressecurity breachsecurity system
PET 考试词汇中的其他单词