单词 | polythene |
释义 | polythene/ˈpɒlɪθiːn /noun [mass noun] British A tough, light flexible synthetic resin made by polymerizing ethylene, chiefly used for plastic bags, food containers, and other packaging: strips of black polythene [as modifier]: a polythene bag...
Origin1930s: contraction of polyethylene. |
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