Rel
[电] 阻抗的单位, 相等于每一磁力线一安坫匝
🗣️ 情景例句
Good. Do you have any back or knee problems?
好。你的背部和膝关节有什么毛病吗
What's the weather like today?
今天天气如何？
How many spiders are engaged in this work no our behalf?
有多少蜘蛛在为我们效力呢？