单词	vegetation plant
释义	vegetation plant 地被植物
随便看	modulation module modulation monitor modulation monitro modulation multidrug resistance modulation noise modulation noise improvement modulation-noise improvement Modulation noise of exhaust modulation noise of magnetic tape modulation noise of tape modulation noises modulation noise source modulation noisetransmitter modulation of accelerating voltage modulation of beam modulation of beam intensity modulation of continuous wave modulation of cosmic-ray intensity modulation of fringes modulation of immune function modulation of land-sea distribution modulation of laser modulation of optical signal modulation of pulse duration modulation of pulse number