1. March usually has the heaviest rainfall.
   三月的雨量通常最大。
2. Rainfall has been above normal this July.
   今年7月份降雨量高于正常。
3. What is the average rainfall for August in your country?
   你们国家八月份的平均降雨量是多少?
4. Hot climate and plentiful rainfall favor the growth of plants.
   炎热的气候和充足的雨水有助于植物生长。
5. The amount of rainfall determines the quality of the crop.
   降雨量决定着收成的好坏。
6. The unusually heavy rainfall was an ill omen for the travellers.
   异乎寻常的大雨是旅行者的不祥之兆。
7. In a middling rainfall condition, calcium eluviate and movement in uprightness direction.
   一次中等程度的降雨条件下,钙在土壤垂直方向上发生淋溶迁移转化。
8. Rainfall is abundant in the region.
   该地区降雨丰沛。
9. Rainfall averages out in this part of the country at 800mm a year.
   我国这个地区的年平均降雨量为800毫米。
10. The annual rainfall in this area was less than 50mm last year.
    本地区去年的降雨量不足50毫米。
11. The rainfall averages 1000mm a year.
    年平均降雨量为1000毫米。
12. Heavy rainfalls flooded the lowlands.
    大雨淹没了低凹地。
13. Heavy rainfalls swamped the lowlands.
    大雨淹没了低地。
14. In the east, the water is mainly oceanic with relatively minor dilution from direct monsoonal rainfall and runoff from small streams.
    东部水域主要为海水，而直接的季候雨及小溪溢流，把海水稍为冲淡。
15. The organic litter will help to cushion trampling forces, limit the compactability of soils, release plant nutrients, and reduce the erosie forces of rainfall.
    这些杂物有助于缓冲踩踏地面的力量,避免土壤的结块成形,释放植物营养物,而且减少降雨的腐蚀。
16. Abstract : In dry area or sandy dryland, for the reason of scarce rainfall, windiness and lack of labor power and material resources, the low survivor ratio of afforestation were common.
    摘要 ： 在干旱或荒漠地区造林，降雨稀少，风多且风大，加之人力、物力的贫乏等原因，导致造林成活率低。

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