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单词 polypropylene
释义
pol·y·pro·pyl·ene (pŏlē-prōpə-lēn)
n.
1. Any of various thermoplastic polymers of propylene. They are hard and tough, and are used to make molded articles and fibers.
2. A fabric of fibers made from any of these polymers.

poly·propyl·ene adj.
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更新时间:2025/3/22 6:15:43