Tercod
碳化硅耐火材料
🗣️ 情景例句
Now let's discuss the freight and packing.
现在让我们来讨论一下货运与包装问题。
Our family always has a traditional Christmas.
我们家每年都要庆祝传统性的圣诞节。
Sorry, Mr. Wu. I was not here yesterday.
对不起，吴先生。我昨天没有来。