Security constraint
[计] 安全性约束
🧩 词语组成解析
🗣️ 情景例句
But I just sold it and retired.
我前不久把它卖了 然后退休。
If it doesn't rain tomorrow, will you come to see me?
如果明天不下雨的话，你会来看我吗？
Workers will have completed the new roads by the end of this year.
工人们将在今年年底前把新路铺好；