Triboeletric series
[电] 摩擦电列序
🧩 词语组成解析
🗣️ 情景例句
Well, that's what fathers are for.
嗯，父亲们的用处正在于此。
Do you have a letter of introduction?
你有介绍信吗？
She was right! It was!
她说的对，画确实如此。