零
近义词与同义词
按词义分组列出，使用时请结合具体语境。
a quantity of no importance; "it looked like nothing I had ever seen before"; "reduced to nil all the work we had done"; "we racked up a pathetic goose egg"; "it was all for naught"; "I didn't hear zilch about it"
a mathematical element that when added to another number yields the same number