Sumitex
脲甲醛聚合物
🗣️ 情景例句
Are you going to be reviewing the show, Mitchell?
你会评论这项展览吗 Mitchell
Nature is the glass reflecting truth.
大自然是反应真理的一面镜子。
Yes, that's right! Where did you see it?
对，没错！你在哪见过吗？