de·foli·ateBrE/ˌdiːˈfəʊlieɪt/NAmE/ˌdiːˈfoʊlieɪt/verbpresent simple - I / you / we / theydefoliateBrE/ˌdiːˈfəʊlieɪt/NAmE/ˌdiːˈfoʊlieɪt/present simple - he / she / itdefoliatesBrE/ˌdiːˈfəʊlieɪts/NAmE/ˌdiːˈfoʊlieɪts/past simpledefoliatedBrE/ˌdiːˈfəʊlieɪtɪd/NAmE/ˌdiːˈfoʊlieɪtɪd/past participledefoliatedBrE/ˌdiːˈfəʊlieɪtɪd/NAmE/ˌdiːˈfoʊlieɪtɪd/ -ing formdefoliatingBrE/ˌdiːˈfəʊlieɪtɪŋ/NAmE/ˌdiːˈfoʊlieɪtɪŋ/~sth(specialist) todestroytheleavesoftreesorplants, especiallywithchemicals(尤指用化学物质)除去…的叶▸de·foli·ationBrE/ˌdiːˌfəʊliˈeɪʃn/NAmE/ˌdiːˌfoʊliˈeɪʃn/noun[U]