Wiktionary英语词典

收录 1,329,381 个英语单词,来自Wiktionary的英文释义、IPA发音、词源、词形变化和词汇关系数据

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Z开头单词 (共6,438个)
zero gravity
The state of apparent weightlessness which occurs in a very low gravity field, or in free fall.
zero growth
A stationary condition, e.g. in an economy, where growth does not occur.
zero hour
Synonym of H-hour.
zero hours
plural of zero hour
zero hundred
The start of the first hour of the day on the 24-hour clock, i.e. 0:00, military time.
zero ideal
The ideal containing only the element zero.
zero in
To focus one's aim; to zoom in and center (on something).
zero line
The very front of the front line, where opposing armed forces meet and engage in direct combat, espe...
zero lines
plural of zero line
zero loci
plural of zero locus
zero locus
The set of points (usually in affine or projective space, but more generally in the domain of the fu...
zero lower bound
A situation where nominal interest rates are close or equal to zero.
zero lower bounds
plural of zero lower bound
zero matrices
plural of zero matrix
zero matrix
A matrix whose entries are all zero.
zero matrixes
plural of zero matrix
zero meridian
Synonym of prime meridian.
zero meridians
plural of zero meridian
zero method
A method of comparing, or measuring, forces, electric currents, etc., by so opposing them that the p...
zero mile marker
Synonym of kilometre zero.