brownfieldn.
'braʊnfild
中文n. 棕色地带（指城中旧房被清除后可盖新房的区域）；褐色油田\nadj. 棕色地带的
棕色地带（指城中旧房被清除后可盖新房的区域）；褐色油田
adj. 棕色地带的
词根词源
brownfield (n.)abandoned or disused industrial land, often contaminated to some degree, 1992, American English, from brown (adj.) + field (n.).
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