noun🔗Share零，零字 The numeric symbol that represents the cardinal number zero."In unary and k-adic notation in general, zero is the empty string."在一元和k进制记数法中，零（零字）通常用空字符串表示。numbermathChat with AIVocabulary GamePractice Reading
noun🔗Share零，零数 The digit 0 in the decimal, binary, and all other base numbering systems."One million has six zeroes."一百万有六个零。mathnumberChat with AIVocabulary GamePractice Reading
noun🔗Share零， 没有。 Nothing, or none."He knows zero about humour."他对幽默一窍不通。numbermathnothingChat with AIVocabulary GamePractice Reading
noun🔗Share零，零值 The value of a magnitude corresponding to the cardinal number zero."The electromagnetic field does not drop all of the way to zero before a reversal."电磁场在反转之前，不会完全降到零值。numbermathvaluenothingChat with AIVocabulary GamePractice Reading
noun🔗Share零点，起点. The point on a scale at which numbering or measurement originates."The temperature outside is ten degrees below zero."外面的温度是零下十度。numbermathChat with AIVocabulary GamePractice Reading
noun🔗Share零点，根。 A value of the independent variables of a function, for which the function is equal to zero."The derivative of a continuous, differentiable function that twice crosses the axis must have a zero."一个连续可导函数如果两次穿过坐标轴，那么它的导数一定存在零点。mathnumberfunctionChat with AIVocabulary GamePractice Reading
noun🔗Share零, 零元素 The additive identity element of a monoid or greater algebraic structure, particularly a group or ring."Since a commutative zero is the inverse of any additive identity, it must be unique when it exists."由于交换零元素是任何加法单位元的逆元，所以如果它存在，就一定是唯一的。mathnumberChat with AIVocabulary GamePractice Reading
noun🔗Share小人物，无足轻重的人 A person of little or no importance."They rudely treated him like a zero."他们粗鲁地对待他，好像他是个无足轻重的小人物。personcharacterattitudeChat with AIVocabulary GamePractice Reading
noun🔗Share零式战斗机，零式战机 A Mitsubishi A6M Zero, a long range fighter aircraft operated by the Japanese Navy Air Service from 1940 to 1945."During World War II, the Japanese Navy heavily relied on its zeros for air combat. "在第二次世界大战期间，日本海军非常依赖其零式战机进行空战。militaryvehiclewarweaponhistoryChat with AIVocabulary GamePractice Reading
noun🔗Share归零，校准。 A setting of calibrated instruments such as a firearm."The marksman carefully adjusted the zeros on his rifle before the competition began. "比赛开始前，那位射击手仔细地对他的步枪进行了归零校准。militaryweapontechnicalChat with AIVocabulary GamePractice Reading
noun🔗Share零息债券, 零息票债券 A security which has a zero coupon (paying no periodic interest)."The takeovers were financed by issuing zeroes."这些收购是通过发行零息债券融资的。financebusinesseconomyassetChat with AIVocabulary GamePractice Reading
