4000 Duolingo Vocabulary List

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n. 效率,功效 effectiveness; quality or property of being efficient; the ratio of useful output to the total input in any system

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v. 發出,放射 give off; send out; give out as a sound

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v. 開導,啟發 supply with light; illuminate, as the sun enlightens the earth; make clear to the intellect; inform or instruct

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n. 商人,企業家,承包人 a person who organizes and operates a business; contractor

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v. 擴大,膨脹,擴張 become larger in size or volume; grow stronger; add details

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n. 改建,表面修改 a renovation that improves the outward appearance; plastic surgery to remove wrinkles from face

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n. 動物誌 animals of a period or region

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n. 肥料 any substance used to make the soil more fertile

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n. 纖維,光纖 slender, elongated, threadlike object or structure; material to make paper or cloth

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a. 易彎曲的,柔軟的,變通的 pliant; elastic; capable of being bent or flexed; pliable