(来学网)“X线”的英文全称是
  • A.
    (来学网)X-bay
  • B.
    (来学网)X-day
  • C.
    (来学网)X-hay
  • D.
    (来学网)X-lay
  • E.
    (来学网)X-ray
正确答案:
E
答案解析:
ray有射线、光束、光线的意思