Viferral
吡啶与三氯甲醛聚合物
🗣️ 情景例句
Don't put all your eggs in on basket.
不要孤注一掷。
There was much news in the morning paper today.
今天的晨报上有许多新闻。
The tape was so stick that they did not dare to cross it.
胶带极粘，蚂蚁不敢从上面爬过。