英语单词“sign of aggregation”的翻译、意思、用法、释义-英汉词典

单词	sign of aggregation
释义	sign of aggregation1.■【数学】聚合符号，归并符号(如大、中、小括号)
随便看	betoss be to the front be transported with be transported with delight betray betrayal betray into betray oneself betray the cloven foot betray the cloven hoof betray the pot to the roses betray to betrim betroth betrothal betrothed betrothed to betrothment betroth oneself to betroth to bet round be true for be true of be true of(或 for) betrunked river