1896, X-rays, translation of German X-strahlen, from X, algebraic symbol for an unknown quantity, + Strahl (plural Strahlen) "beam, ray." Coined 1895 by German scientist Wilhelm Conrad R?ntgen (1845-1923), who discovered them, to suggest that the exact nature of the rays was unknown. As a verb by 1899. Meaning "image made using X-rays" is from 1934, earlier in this sense was X-radiograph (1899).
雙語例句
1. I had to go back for my checkup; they'd lost my X-rays.
我得回去再做一次體檢。他們把我的X光片弄丟了。
來自柯林斯例句
2. X-rays have confirmed that he has not broken any bones.
X光片證實(shí)他沒有骨折。
來自柯林斯例句
3. They took my pulse, took my blood pressure, and X-rayed my jaw.
他們給我量了脈搏、血壓，還給我的下頜拍了X光片。
來自柯林斯例句
4. For a decade "X" was the pre-eminent punk band in Los Angeles.
10年來，“X”樂隊(duì)一直都是洛杉磯最杰出的朋克樂隊(duì)。
來自柯林斯例句
5. A neutron star has a gravitational field strong enough to generate X-rays.