| help the soil hold water |
有利于保墒 |
| halt desertification |
防止沙化 |
| prevent water loss and soil erosion |
防止水土流失 |
| absorb dioxide and produce oxygen |
吸收二氧化碳,放出氧气 |
| Provide/supply large quantities of timber |
提供大量木材 |
| --- cubic metres of timber |
----立方米木材 |
| be ready to cut for timber 10 years after planting |
种植十年即可采伐 |
| timber resources |
木材资源 |
| the consumption of timber |
木材消耗 |
| provide fodder and fuel |
提供饲料与燃料 |
| due to a deteriorating ecological environment |
由于生态环境恶化 |
| by poor management |
由于管理不善 |
| trees withered or died |
树木枯死 |
| forest fires |
森林火灾 |
| open up 'virgin' soil for agriculture |
开垦"处女地" |
| fell trees and burn grass |
砍树木烧荒 |
| sod shoveling for fuel |
铲草皮烧火 |
| overuse |
过分放牧 |
| excessive tree felling |
树木砍伐过量 |
| the growing of forest resources reserves if behind consumption |
备用林生长低于消耗 |
| because of constant loss of trees |
由于树林不断减少 |
| suffer damage from rats and other pests |
遭受鼠害和其它病虫害 |
| non-forested area |
无林区 |
| the worsening of environment |
环境恶化 |
| soil erosion |
土壤流失 |
| --- mu of eroded land |
流失土地----亩 |
| at a pace of ---- mu each year |
每年以---亩的速度流失 |
| harsh climate |
气候恶劣 |
| awful weather |
气候恶劣 |
| vile weather |
气候恶劣 |
| dry climate |
干旱的气候 |
| lack of rainfall |
缺雨 |