Commodity polymer
[化] 通用高分子
🧩 词语组成解析
🗣️ 情景例句
She's unhappy
她很不高兴。
Now, seeing them all here together for the first time.
现在他们都到了这里。
As a great many people will be visiting the country, the government will be building new hotels, an immense stadium, and a new Olympic-standard swimming pool.
由于将有大批的人到我们国家来，所以政府准备建造一些新的饭店、一个大型体育场和一个新的奥运会标准游泳池。