Hoffmann electrometer
[电] 哈夫曼静电计
🧩 词语组成解析
n. 霍夫曼（德国姓氏）
n. 静电计\\n[化] 静电计
🗣️ 情景例句
I'm in charge of the sales department.
我主管销售部。
So many countries, so many customs.
一个国家有一个国家的风俗。
There are some changes the still have to be made.
有些地方还得修订。