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straight chain
life.sc. 开链
met. 直链
mol.gen. 开链 (分生)
oil 正构烃链
straight-chain [ˌstreɪt'tʃeɪn]
plast. 直链
straight -chain
: 20 phrases in 7 subjects
Chemistry1
Food service and catering1
Metallurgy2
Oil / petroleum8
Plastics3
Polymers2
Technology3