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 iridium
A radioactive isotope of iron.
A radioactive isotope of an element.
plural of radioisotope
Of, pertaining to, or employing radioisotopes
In a radioisotopic manner; by means of radioisotopes
radioactive krypton
A sea urchin spine.
To tag a substance (especially a biological substance) with a radioactive tracer
simple past and past participle of radiolabel
present participle and gerund of radiolabel
simple past and past participle of radiolabel
present participle and gerund of radiolabel
plural of radiolabel
The radio broadcasting industry.
Any radioactive isotope of a lanthanide
plural of radiolanthanide
radioactive lanthanum
radiolaria
英 /ˌɹeɪ.di.ə(ʊ)ˈlɛəɹi.ə/
The members of the taxonomic subclass Radiolaria; radiolarians.
radiolarian
英 /ˌɹeɪ.di.ə(ʊ)ˈlɛəɹi.ən/
Any of many marine amoeboid protozoa, of subclass Radiolaria, having filamentous pseudopodia; they h...