Melurac
[商]三聚氰胺-脲-甲醛树脂(用作粘合剂)
🗣️ 情景例句
We're on the fifth floor.
我们在五楼。
Don't underestimate the difficulties of the work.
不要低估了这项工作的限巨性。
What are you doing? he asked. I'm cutting this tree up, answered the woodcutter.
“你在做什么？”他问。“我在把这棵树砍断，”伐木工人回答道。