| 释义 |
X-ray therapy in British Englishnoun medicine the therapeutic use of X-rays X-ray therapy in American English medical treatment by controlled use of X-rays x-ray therapy in American EnglishnounMedicine treatment of a disease using controlled quantities of x-rays Word origin [1925–30 ]This word is first recorded in the period 1925–30. Other words that entered Englishat around the same time include: buildup, chain reaction, dropout, off-line, recycle |