Physical security
[计] 物理安全性
🧩 词语组成解析
🗣️ 情景例句
Do you still live there?
你还住在那儿吗？
Kindness is the golden chain by which society is bound together.
善良是连结社会的金链。
and we know something of the great variety of the sea bed's topography.
而且我们对海底地形的千变万化也有了一定的了解。