Rayl
n. [物]瑞利(比声阻抗的单位)
🗣️ 情景例句
Come on in, everybody.
大家请进来。
It's $25.00 one way or $45.00 for a weekend excursion.
单程票价25美元，周末旅行来回票价45美元。
Goodness me! Six zeros! I've never seen anything like this before.
天啊！带六个零的大钞！我还从来没有见过这样大的钞票。