基本解釋[化學]苯甲酸芐酯詞組短語短語Benzoic acid -benzyl ester 5000 ng 苯甲酸芐酯4 -cyano-benzoic acid benzyl ester 氰基苯甲酸芐酯3 -Chlorosulfonyl-benzoic acid benzyl ester 氯磺?;?/li>benzoic acid benzyl ester更多詞組專業(yè)釋義化學苯甲酸芐酯