Elatrometer
[化] 气体密度计
🗣️ 情景例句
I'll get you to help serve later.
等一会我会叫你帮忙分菜。
Keep your fingers crossed.
为成功祈祷吧。
'I was in my office as usual,' answered the Ambassador.
“我和往常一样，在办公室里，”大使回答说。