topsoil n.表层土

torrent n.洪流;爆发;(话语等的)连发

tough a.难对付的;健壮的;(肉等食物)老的

townscape n.城镇风光

toxin n.毒素,毒质

trace v.查出;追溯;n.痕迹;微量

track and field 田径

track n.小路;跑道;v.跟踪,追踪

tradition n.传统;惯例