Pneumeractor
测量石油产品量的记录仪
🗣️ 情景例句
Your dad is quite a guy.
你爸爸真不赖。
We tried in vain to make him change his mind.
我们试图使他改变他的主意，但白费力气。
We need the best possible quality.
我们要尽可能最好的品质。