闭域閉域

bì yù

Значение

closed domain; algebraically closed field (math.), e.g. complex number field 複數域|复数域[fu4 shu4 yu4]

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Иероглифы

闭bìto shut, to close; to obstruct, to block门才域yùarea, district, field, land, region; boundary; domain (in taxonomy)土或