Small Rat小白鼠smalladj.小的；年幼的；少的；不重要的；小气的adv.小地；小块地；小声地n.狭小部分；(pl.)零星物品；(pl.)小件衣服small diameter super curl小半径大超高弯道small pieces of sheetiron铁片子small hydropower for fuel小水电代燃料small perturbation linear小扰动线性化Small guess the word game猜字小游戏Small intestine submucosa小肠粘膜下层Small Emergency Decoction小续命汤small catchment ecosystem小流域生态系统small-current grounding小电流接地smallest addressable unit最小可编地址单元