短语词组短語undergrowth E 林下灌木叢Undergrowth vegetation 林下植被;林下植物undergrowth biomass 林下植被生物量thick undergrowth 茂密灌木叢undergrowth coverage 林下植被覆蓋率Undergrowth Quality 地形裝飾thorny undergrowth 荊棘undergrowth planting 不木栽植;下木栽植 返回 undergrowth