Polycarbafil
玻璃纤维增强聚碳酸酯
🗣️ 情景例句
The economy is booming in this country.
这个国家的经济形势一片大好。
Be considerate toward the poor.
应常为穷人着想。
For them the working hours are never long enough.
对他们来说，工作时间总不会太长，