- 推荐网络解释
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normal subgroup, invariant subgroup:正规子群
正规锥|normal cone | 正规子群|normal subgroup, invariant subgroup | 正规族|normal family
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biliary ascariasis:胆道蛔虫
bilging 进水 | biliary ascariasis 胆道蛔虫 | biliged compartment 浸水舱
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dig up:掘起;挖出
dig out 掘出;挖掉 | dig up 掘起;挖出 | dip into 浸一浸;掏;翻阅一下