retardation读音_释义_翻译
retardation 朗读
retardation
音标：ˌriːtɑː'deɪʃən
retardation翻译
retardation双语用法和例句
相关单词
rachel rutted racon rectenna reverie replacer rowanberry reconcentration ryokan rumpless ranking reupholster rewardful reader rotatablely rollerdrome ratsbane roumania retrosternal regular