Planck formula
[化] 普朗克公式
🧩 词语组成解析
n. 普朗克（德国物理学家）
formula
['fɔ:mjulə]
n. 公式，准则;客套话;方案;婴儿食品;
🗣️ 情景例句
When he came to the States five years ago, he had only forty dollars in his pocket.
五年前他来美国时，口袋里只有40美元。
A thousand friends are few, one enemy is too many.
朋友千人尚觉少，仇敌一人犹嫌多。
You can kill two birds with one stone.
一举两得。