x-ra·di·a·tion /ˌɛksˌrediˈeʃən/
x光照射,x光檢查
x-ra·di·a·tion 名詞
X線輻射,倫琴輻射
X-radiation
n 1: electromagnetic radiation of short wavelength produced when
high-speed electrons strike a solid target [syn: X ray,
roentgen ray]
2: obtaining images by the use of X rays [syn: X-raying]