He's studying zoology at university.他正在大学念动物学.She devoted her lifetime to the study of zoology.她以毕生精力从事动物学研究.Zoology is also a very important subject to the students.对学生来说,动物学也是很重要的....
The company is the world's largest destroyer of tropical forests.该公司对热带雨林的破坏位居世界之首。Tropical colours may look rather harsh in our dull northern light.热带色彩在我们北方暗淡的光线下可能显得有点刺目。Tropical storm Marco is pushing northward ...