词汇	equatorial air mass
释义	equatorial air mass 赤道气团
随便看	difference evolution difference expansion difference expression difference expressions difference factor difference factorization method difference family difference in colo difference in colour difference in colo u r difference feature difference feedback capacitance difference feminism difference filter difference, finite difference difference fluid-Bed difference format difference formation difference formula difference Fourier method difference Fourier synthesis difference fragments difference frame difference frequence difference-frequence relay