释义 |
tri·chlo·ro·phenoxyacetic acid \“+-\ noun Etymology: trichlor- + phenoxy- + acetic : a crystalline irritating compound Cl3C6H2OCH2COOH resembling dichlorophenoxyacetic acid, made from the corresponding trichloro-phenol and chloroacetic acid, and used chiefly in the form of esters as a weed killer especially for woody plants — usually used with initial numbers < 2,4,5-trichlorophenoxyacetic acid > — called also 2,4,5-T |