1. X rays
    • X線をかける
    • make an X-ray examination ((of))
    • 脚のX線をとったほうがいい
    • You had better have your leg X-rayed.
  1. X線結晶学X-ray crystallography
  1. X線写真an X ray
    • X線写真をとる
    • take an X ray ((of))
  1. X線星an X-ray star
  1. X線精査X-ray scanning
  1. X線天文学X-ray astronomy
  1. X線療法X-ray treatment; X-ray therapy