security
安全常见释义
美[sɪˈkjʊrəti]
n.
例句
The group was considered to be a risk to national security.
safe
security和safe区别,在线求解答
security
安全常见释义
美[sɪˈkjʊrəti]
n.
例句
The group was considered to be a risk to national security.
safe
security是安保的意思,词性是名词;safe是安全的意思,词性是形容词。