amplitude

n [U] 1 (fml 文) breadth; largeness; abundance 广阔; 广大; 丰富. 2 (physics 物) maximum extent to which a particular vibration, oscilation, radio wave, etc differ from the average 振幅; 波幅; 幅度: Sound waves are measured by their amplitude. 声波是根据其振幅来测量的.

amorphous, amortization, -isation, amortize, amortise, amount, amount to, amour, amour propre, amp, amperage, ampere, ampersand, amphetamine, amphi-, amphibian, amphibious, amphitheatre (US -ter), ample, amplification, amplifier, amplify, amply, ampoule (US also ampule), amputate, amputation, amuck, amulet, amuse, amused, amusement, amusing, an, anachronism, anachronistic, anaconda, anaemia (US anemia), anaemic (US anemic), anaerobic, anaesthesia, anaesthetic (US anesthetic), anaesthetics,