Noun
X-ray
Abbreviationsee レントゲン線
この間、歯医者行ったら、念のためとか言われて、歯型とレントゲンをとられた。いい商売してるよ。I went to the dentist recently and he did a cast of my teeth and took an X-ray, just in case. It sounds like a good business to be in. roentgen (unit of ionizing radiation)