Wiktionary英语词典
收录 1,329,381 个英语单词，来自Wiktionary的英文释义、IPA发音、词源、词形变化和词汇关系数据
R开头单词
(共59,864个)
radioactive cadmium
radioactive caesium
radioactive calcium (especially when used as a tracer)
Relating to the radius and the capitate bone.
relating to the radius and the capitellum
Any radioactive carbide, but especially one used to prepare radioactive methane used as a tracer
A radioactive isotope of carbon, especially 146C.
A method of estimating the age of an artifact or biological vestige based on the relative amounts of...
plural of radiocarbon dating
Relating to, or dated using radiocarbon
plural of radiocarbon
An X-ray recording of the progress of radioactive material injected into the chambers of the heart.
plural of radiocardiogram
The recording and interpretation of radiocardiograms
Of or relating to the radius and carpus.
Alternative form of radio cassette.
plural of radiocassette
A radio broadcast.
simple past and past participle of radiocast
A radio broadcaster.