| 单词 | radio- |
| 释义 | radio- /jeidiau; ’redio/ pref of rays or radium. 光的; 话的。，~盘 aotive adj (of such metals as radium and uranium) having atoms that break up and, in so doing, send out rays in the form of electrically charged particles capable of penetrating opaque bodies and of producing electrical effects: (指鉴和钳等金属)有放射性的; 有辐射能的(此等金属之原子具分裂性，在分裂时射出带电微粒之射线，能穿透不透明体，并产生电效应)： -active carbon; 放射性碳; 辐射碳; —active dust, dust (eg as carried by winds) from explosions of nuclear bombs, etc; 放射尘(由核弹等爆炸所产生之尘，由风带往他处); -active waste, waste material from nuclear power stations, etc. (由核能发电厂等排出的)放射性废料。 Hence, 由此产生，， — ac'tivity n [U]. '—gram n 1 (abbr of) ~-gramophone. 为 ~-gramophone 之略。 2 X-ray photograph. X 光照片。, ~- 'gramophone n combined ~ receiver and record-player. 收音电唱机。 '~graph n X-ray photograph. X 光照片。 jadb'ography /.reidi'ografi; ‘redi-'agrafi/ n [U] production of X-ray photographs. X 光摄饥 lradi'ographer n person trained to take ~ graphs. X 光摄影师 ＜, 1~'iso.tope n ~ active form of an element, used in medicine, industry, etc to study the path and speed of substances through bodies and objects. 放射同位素(一元素的放射性之形式，用于医学，工业等方面，以研究物质穿过人体及物体的途径与速度) - location n radar, 无线电定任; 雷达。 iradi'ol.ogy /jeidi'oladji; , re6i'ols6zi/ n [U] scientific study of X-rays and other radiation (esp as used in medicine). 放射学; (尤指医学中)放射线科。 jadi'ologist n expert in ~logy, 放射线专家。 i ~ 'telescope n apparatus that detects stars by means of ~ waves from outer space and tracks spacecraft. (籍太空无线电波侦察星球和追唉太空船的)无线电望远镜。 ~-'therapy n treatment of disease by means of X-ray? or other forms of radiation, eg of heat. X 光治疗法; 放射疗法。, ~， 'therapist n expert in ~-therapy. 放射疗法专家。 a radio telescope |
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