Polymers give plastic its ability to be shaped and its strength.

  • 聚合体使塑料具有可塑性和韧性.

  • 互联网摘选 2025-01-19 23:17:35

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句