Erh
abbr. 平衡相对湿度（equilibrium relative humidity）
🗣️ 情景例句
What a pity! We have another party that day.
太可惜了，我们那天也有个聚会。
Her blouse is behind the desk.
她的上衣在书桌后面。
employing full-time technicians and run on specially-written software.
雇用专职的技师，而且得用专门编写的软件才能运行。