Level 5 · word 7,980 of 20,000
polymer
/ˈpɑːləmər/
American
- n. 聚合物, 聚合体
- Definition
- n. a chemical substance made of many repeated smaller units
- Example
- This bottle is made from a strong, flexible polymer.
- 这个瓶子是用一种坚固而有韧性的聚合物制成的。