Rayl
n. [物]瑞利(比声阻抗的单位)
🗣️ 情景例句
It's Grandma's recipe.
这是奶奶的配方。
The reporter has a good story.
这个记者采访到了精彩的记事。
I have had so many falls that I am black and blue all over.
我摔了好几跤，全身又青又紫。