Safe formula
[计] 安全公式
🧩 词语组成解析
safe
[sef]
adj. 安全的;保险的，肯定的;无损的;提供保护的;
n. 保险箱，保险柜;冷藏箱;〈俚〉避孕套;
formula
['fɔ:mjulə]
n. 公式，准则;客套话;方案;婴儿食品;
🗣️ 情景例句
Could I have the bill, please?
我能买单吗？
It is a sad house where the hen crows louder than the cock.
母鸡司晨家不兴。
It's Jim. He's in that tree. He can't get down. Can you help him?
是吉姆，他在树上，下不来了，你能帮他吗？