Druckelement
测压液, 电流测膛压仪
🗣️ 情景例句
Are you here on business or for pleasure?
你来这儿是出差还是游玩？
If he doesn't take care of him, I will.
如果他不，我将照顾他。
Is there anything that we can do?
有什么需要我们帮忙的吗？