Roentgen
n. 伦琴射线, X射线\\n[化] 伦琴
📖 牛津释义
roentgen
(also rontgen), n unit of ionizing radiation (eg in X-rays) 伦琴（电离辐射单位, 如X射线的）.
🏥 医学释义
伦琴（X 射线量单位）
🗣️ 情景例句
Come on. Let's get some sleep.
走吧 ，让我们去睡觉吧。
I asked him to leave immediately, but he wouldn't.
我请他马上离开，但是他不肯。
Do you all understand?
你们都明白了吗？