英文同义词
A,A'-2,3,5,6-HEXACHLORO-P-XYLENE;ALPHA,ALPHA',2,3,5,6-HEXACHLORO-P-XYLENE;1,2,4,5-Tetrachloro-3,6-bis(chloromethyl)benzene;1,4-Bis(chloromethyl)tetrachlorobenzene;alpha,alpha’,2,3,5,6-hexachloro-4-xylene;p-Tetrachloroxylylene dichloride;p-Xylene, alpha,alpha',2,3,5,6-hexachloro-;Tetrachloro-p-xylene dichloride