trad·ing es·tate
noun/ˈtreɪdɪŋ ɪsteɪt/
/ˈtreɪdɪŋ ɪsteɪt/
(British English)- an area of land, often on the edge of a city or town, where there are a number of businesses and small factories
（城镇边缘的）工商业区
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