| 单词 | plastics |
| 释义 | plasticsDefinition Materials that can be reshaped (remolded) by applying heat and pressure. Most plastics are made from synthetic resins (polymers) through the industrial process of polymerization. Two main types of plastics are thermoplastics and thermosets. Use 'plastics' in a SentenceWhen you are working with plastics you need to make sure that you are not doing anything that may harm the environment, I worked in plastics and it was very boring to me and it made us all feel like going to lunch for the whole day. Plastics like soda and water bottles are downcycled rather than recycled because beverage bottles require virgin plastic for sanitary reasons. |
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