Sommerfeld formula
[电] Sommesfeld公式
🧩 词语组成解析
n. （人名） 索末菲
formula
['fɔ:mjulə]
n. 公式，准则;客套话;方案;婴儿食品;
🗣️ 情景例句
Small world. I'm from Titusville, too.
世界真小。我也是从Titusville来的。
This writer uses vivid descriptions in his writings.
这个作家在他的文章使用生动的描述。
I joined in the march and we were marching peacefully along and then the police came up.
我参加了游行，我们以和平的方式往前行进，这时警察突然来了。