| 单词 | amplitude |
| 释义 | amplitude (once / 6470 pages) n Amplitude describes something there is a lot of, or abundance. If people compliment the amplitude of emotion in your poetry, it means you put much emotion into what you write. The noun amplitude describes the depth, breadth, or magnitude of something — in other words, how big or full it is. It comes from the Latin amplus, "large, spacious." You can admire the amplitude of your favorite teacher's intelligence or try to guess the amplitude of a snow storm. In physics, amplitude is a change in oscillation or vibration, and in math it's the angle made with the positive horizontal axis by the vector representation of a complex number. WORD FAMILYamplitude: amplitudes USAGE EXAMPLESThey detected a signal that exceeded the background seismic noise and whose amplitude was consistent with that predicted by theoretical models. Nature(Nov 29, 2016) Our DNA, yes, is human, but before birth we are preprogrammed with a wide amplitude of longevity prospects, intelligence and physical capabilities. Time(Nov 21, 2016) The rhythm tends to be slow and the amplitude large. Wall Street Journal(Nov 18, 2016) 1n greatness of magnitude Hypo|Hyper signal level the amplitude level of the desired signal background level, noise levelthe amplitude level of the undesired background noise magnitude the property of relative size or extent (whether large or small) 2n (physics) the maximum displacement of a periodic wave Hyper displacement, shift an event in which something is displaced without rotation 3n the property of copious abundance Syn|Hyper bountifulness, bounty abundance, copiousness, teemingness the property of a more than adequate quantity or supply |
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