Pbd
abbr. paperboard 纸板; particle board 刨花板，木屑纤维板
🗣️ 情景例句
Excuse me, I can't seem to find my seat. Can you help me?
不好意思，我好像找不到我的座位了。您能帮帮我吗？
Our sweetest songs are those that tell of saddest thought.
最甜美的的歌是诉说最悲伤的哀思。
What seems to be the problem.
什么样的问题呢？