Stiameter
水银电解计量器, 电解计量器
🗣️ 情景例句
It's a piece of cake.
这是小菜一碟。
Jack is up and about now.
杰克病后复原了。
I'm afraid he's out at the moment. He's at the cinema. Can I take a message?
恐怕他这会儿不在家。他在电影院。我可以给你捎个信儿吗？