Colbac
[荷]科尔巴克（以聚酯纤维为芯耐纶为皮的纺粘型非织造织物）
🗣️ 情景例句
We prefer to have payment in US dollars. It may be difficult for us to do so.
我们用美元付款。用人民币支付可能有些困难。
I'm the tallest person in my class.
我是我的班级中最高的人。
What was the problem with this method?
这种方法有什么毛病吗？