Polycarbonates
(polycarbonate 的复数) [化] 聚碳酸酯
🗣️ 情景例句
He doesn't have any beliefs; he just takes one day at a time.
他没有什么信仰，每天只是得过且过
Hang up one's hat in another's house.
在别人家里久留不去，长期居住。
But some time later it began to rain.
但过了一阵子。天下起雨来，