Valox
聚对苯二甲酸丁二醇酯
🗣️ 情景例句
There are abundant free materials available on the internet.
因特网上有丰富的免费资料提供。
I'm going to show him how to speak French.
我正要指点他如何讲法语。
For years we've been demanding better housing and jobs.
多年来我们一直要求改善住房和工作条件。