二尖瓣狭窄患者的面容特征是
A、两颊部蝶形红斑B
暂无解析
Theyareeager_______abroad.
翻译：Byron’sfather,byhisfirstmarriage,hadadaughter,Augusta,Byron-sister.’shalf
英语翻译：预算
重写句子：Fossilfuelsarenon-renewable.Weneedtofindalternativeenergysources.(compoundsentence)
Robotsdifferfromautomaticmachines________aftercompletionofonespecifictask，theycanbereprogrammedbyacomputertodoanotherone.
