冬季如何欣赏园艺

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garden – n. an area of ground where plants (such as flowers or vegetables) are grown

silhouette – n. the shape or outline of something

bare – adj. not covered by leaves, grass, trees, or plants

composting – n. to change plant materials into decayed organic material (as of leaves and grass) used to improve soil especially for growing crops

sustainable – adj. involving methods that do not completely use up or destroy natural resources

cardboard – n. a stiff and thick kind of paper that is used especially for making boxes

metaphor – n. an object, activity, or idea that is used as a symbol of something else