umbra翻译_音标
umbra 朗读
umbra
音标：ʌmbrə
umbra翻译
umbra双语用法和例句
相关单词
undereducation unlamented upload upturned ubiquitously undeserved upkeep unwanted unquestionable urbm unpriceable ultramicrochemistry unformed uppiled unreflecting unsociable unification ultraism udder unbuttoned