R-f plumbing
[电] 射频垂铅
🧩 词语组成解析
plumbing
['plʌmiŋ]
n. 水管装置;水暖工的工作;管道工程;
v. 用铅锤测量（plumb的现在分词）;探究;
🗣️ 情景例句
How much interest will my money earn?
我的钱的利息是多少？
The perfume was very delicate.
那种香气非常优雅。
even after she had been sadly disillusioned by Bessie.
即使在贝西大大地伤她的心之后，她还在找，一直到她死去。