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tetramethylene [ˌtetrə'meθiliːn] n
gen. 四亚甲基; 四甲撑; 丁撑; 次丁基
chem. 1,4-亚丁基
tech. 环丁烷
tetramethylene: 28 phrases in 8 subjects
Chemistry15
Oil / petroleum3
Perfume3
Pharmacology1
Plastics2
Polymers1
Technology2
Water resources1