tropical

• In the tropical forests the american indians became hunters of birds and small game .
  在热带森林里美洲印第安人成了捕取鸟类和小动物的猎人。
• The tropical year is the interval between two transits of the mean sun through the mean equinox .
  回归年是平太阳两次通过平春分点的时间间隔。
• The bullhorn acacia is not a tree of the dark windless depths of the tropical rain-forest .
  牛角相思树不喜欢在阴暗不透风茂密的热带林区中生长。
• Countries in the sub-sahara belt will eventually be deprived of their tropical agriculture production .
  亚撤哈拉地区将最终无法生产热带农产品。
• Yes , i keep many pets here , such as dogs , cats , snakes , crocodiles and tropical fish .
  是的，我这里养了许多宠物，象狗、猫、蛇、鳄鱼和热带鱼。
• The hydrodynamic head is provided by influx of fresh water from the interior of tropical jamaica .
  水压头是由处于热带的牙买加内地流入的淡水提供的。
• This reflect our ignorance of tropical regions and the need for intensive research in this area .
  这说明我们对热带地区不重视，需要对该地区加强研究。
• As might be expected, tropical lakes may be exceedingly productive if nutrients are plentiful .
  如所想象的那样，热带湖泊如果营养物丰富，那么会特别高产。
• Improved vaccines for aftosa, malaria and other tropical animal diseases are also on the horizon .
  预防口蹄疫、疟疾和其它热带动物疾病的高效疫苗也已经出现。
• In tropical areas, larger plots have proved more useful due to greater heterogeneity of the forest .
  在热带地区，由于森林的异质性较大，已证实大一些的样地更有效。