树木的

A bitter compound used as an insecticide and tonic and vermifuge ; extracted from the wood an bark of trees of the genera Quassia and Picrasma.

一种味苦的化合物，用作杀虫剂，从苦木属树木木材和树皮中提

People used land for ranching by cutting down trees, resulting in loss of stability of the soil.

人们用土地放牧，而砍掉所有的树木，导致土壤失去稳定性

I have heard of the effects of the demand of alternative fuels on the rainforest when trees are cut down, but we use oil we do it safely for the environment, it is easily available, it is true though that we also make biodiesel from rape seed oil and that uses up a lot of land.

我有听说过，因为替代性燃料的需求，在雨林，树木被砍下来了，不过的确，尽管我们用油菜种籽制造生质燃料，这需要用到很多土地来种植。

Cutting down trees will be banned in regions along the upper reaches of the Yangtze River and the upper and middle reaches of the Yellow River, with timber output reduced by about 20 million cubic metres.

加大长江上游、黄河中上游天然林保护工程的实施力度。长江上游，黄河中上游将禁止砍伐树木，从而木材产量将减少2000万立方米。

The trees are susceptible to root rot in soggy soils, especially in cool weather.

树木易受根腐病，在潮湿土壤中，特别是在凉爽的天气。

Sawmill: Wood becomes lumber and is stored here. Lumber is essential for buildings and ships.

锯木厂：树木制成木材在这里储存，木材是制造建筑物和船只的必需品。

The timber was collected from trees left over from logging and was sawn and prepared on site.

木材是从遗留下来的树木砍伐和被锯，并准备在工地。

N. A tract of unproductive land, often with a scrubby growth of trees.

贫瘠地，不毛之地：一块贫瘠的土地，通常树木低矮。

The Sea of Grass (1937) and The Trees (1940) were also awarded the gold medal for literature from the Societies of Libraries of New York University.

大海草 （ 1937年）和树木（ 1940 ）还颁发了金牌文学社团的图书馆纽约大学。

Like trees, corals reflect the environmental conditions in which they grow, indicating marine pollution, sea-surface temperature and other aquatic conditions.

像树木一样，珊瑚反映了它们生长环境的状况，显示了海洋污染、海面温度和其他水体状况。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。