必须: must; have to; be obliged to ...属: join; combine籍: book; record类别: classification; category; ge ...属籍类别: membership class固定属籍类别: fixed membership class人工属籍类别: manual membership class任意属籍类别: optional membership class手工属籍类别: manual membership class随意属籍类别: optional membership class自动属籍类别: automatic membership class强制性属籍类别: mandatory membership class会籍类别: membershicategory必须安置类别: compressive category必须迁置类别: compulsory rehousing category必须及紧急安置类别: compulsory and emergency category类别: classification; category; genre; family; tier 属于不同的类别 belong to different categories; 土壤的类别 classification of soil; 同一类别 belong to the same category; 类别电压 category voltage; 类别功耗 category dissipation; 类别名 class name必须: must; have to; be obliged to ; necessary 必须指出 it must be pointed out that ...; 我们必须服从命令。 we must obey orders. 你必须按时到达那里。 you must be there on time. 我们必须马上出发。 we must start at once属籍函数: membershifunction属籍算符: membership operator手工属籍分类: manual membership classlcd类别: lcd typemhc类别: mhc class父类别: parent class类别;族群: class