Pentamer
n. [化]五聚物, 五节聚化物
🗣️ 情景例句
Thank you.
谢谢你。
Hey, you forgot about me! Don't leave me here!
喂，你把我给忘记了！别把我对丢在这里！
Before long, biscuits of all shapes and sizes began arriving at the factory.
不久，形状各异，大小不一的饼干陆续送到工厂。