| 单位叶速度 |
unit leaf rate |
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| 单位叶速度指叶生长 |
unit leaf rate |
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| 单宁 |
tannin (One of a group of complex organic chemicals commonly found in leaves, unripe fruits, and the bark of trees. Their function is uncertain though the unpleasant taste may discourage grazing animals. Some tannins have commercial uses, notably in the production of leather and ink; used in tanning, as a mordant in dyeing, and in ink manufacture) |
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| 单亲家庭住宅 |
single family dwelling (An unattached dwelling unit inhabited by an adult person plus one or more related persons) |
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| 单胁迫因子 |
single stress factor |
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| 单独行动 |
lone wolf action |
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| 展览品 |
exhibit (A display of an object or collection of objects for general dissemination of information, aesthetic value or entertainment) |
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| 捕捞许可证 |
fishing licence (Official permission granted to individuals or commercial enterprises allowing and regulating by time, location, species, size or amount the fish that can be caught from rivers, lakes or ocean waters within a particular jurisdiction) |
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| 捕鱼 |
fishing (The attempt to catch fish or other aquatic animal with a hook or with nets, traps, etc.) |
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| 捕获量 |
catch yield (The yield obtained from a given fishery; fishery catches should be strictly controlled so that the fish population can have a sufficient breeding mass and thus give a sustained yield for future generations) |
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| 捕鲸 |
whaling (Catching whales to use as food or for their oil, etc. Whales are the largest mammals still in existence. They are caught mainly for their oils, though in some case for food. Some species of whale have become extinct because of overexploitation and the population of many of the existing species is dangerously low. Commercial whaling is severely restricted) |
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| 捕鲸资源保护 |
conservation of whaling resources |
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| 奖励税 |
incentive tax |
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| 奖励基金 |
incentive fund (Money or financial resources set aside to stimulate, encourage, or incite action towards greater productivity) |
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| 湖 |
lake (An enclosed body of water, usually but not necessarily fresh water, from which the sea is excluded) |
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| 湖沼学 |
limnology (The study of bodies of fresh water with reference to their plant and animal life, physical properties, geographical features, etc.) |
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| 湖盆 |
lake basin (1. The depression in the Earth's surface occupied or formerly occupied by a lake and containing its shore features. 2. The area from which a lake receives drainage) |
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| 湖泊污染 |
lake pollution (The direct or indirect human alteration of the biological, physical, chemical or radiological integrity of lake water, or a lake ecosystem) |
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| 南〔北〕极光 |
aurora australis |
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| 南大西洋 |
South Atlantic Ocean (An ocean south of the equator between the eastern coast of South America and the western coast of Africa that extends southward to the Antarctic continent, including the Drake Passage, South Sandwich Islands and Falkand Islands) |
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