x-rayvt.
英 'eks'reɪ | 美 'ɛks're
中文vt. 用X光线检查\nvi. 使用X光\nn. 射线；射线照片\nadj. X光的；与X射线有关的
用X光线检查
vi. 使用X光
n. 射线；射线照片
adj. X光的；与X射线有关的
词根词源
X-ray (n.)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 Röntgen (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).
关键词