Polymers
n. 聚合物；高分子（polymer的复数）
🗣️ 情景例句
And the marketing of new toys and games.
还有新玩具和新游戏器具的行销。
I ought to tell him the whole story.
我应该告诉他整个事情的始末。
Last summer I spent days in the garden watching thousands of ants crawling up the trunk of my prize peach tree.
去年夏天，我花了好几天时间站在花园里观察成千只蚂蚁爬上我那棵心爱的桃树的树干。