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
Be careful, I think the neighbors have been spying on us.
小心点，我觉得我们邻居一直在窥视我们。
He should have a long spoon that sups with the devil.
跟坏人打交道，要特别小心。
Yesterday the firemen examined the ground carefully, but were not able to find any broken glass.
昨天，消防队员仔细查看了地面，但未能发现碎玻璃。