R unit
[医] r单位, 伦琴单位
🧩 词语组成解析
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
Is the tip included in the bill?
账单里包括小费吗？
It is harder to marry a daughter well than to bring her up well.
养女容易嫁女难。
Goodbye.
再见。