Security defence
[法] 治安保卫
🧩 词语组成解析
🗣️ 情景例句
Oh, it's OK.
噢 ，没关系。
It is good to have some friends both in heaven and hell.
天堂上和地狱中都有几个朋友，这乃是一件好事。
What they had in fact found was a ship which had been sunk many years before.
事实上，他们发现的是另一艘沉没多年的船。