G IS地理信息系统Gn.英语字母表第七个字母；G级电影；[音]G调Glycyrrhiza p allidiflora刺果甘草Glycosyl-isothiocyanate吡喃葡萄糖基异硫氰酸酯（GITC）glaucomatocyclitic crisis青光眼睫状体炎危象gyri olfactorius medialis内侧嗅回glycerol phosphate ligase甘油磷酸连接酶glaucocalyx rabdosia herb香茶菜glycerin culture-medium甘油培养基gyrate atrophy of choroid回旋状脉络膜萎缩症glottal pulses excitation声门脉冲提取GNSS navigation simulator卫星导航模拟器