Ldpe
[化] 低密度聚乙烯
🗣️ 情景例句
Thank you, Dr. Stewart.
谢谢你，Stewart大夫。
Why aren't you happy?
为什么无聊呢？
Her husband had built up a large business during his lifetime, and when he died ten years ago in 1989 he left all his money to his wife.
她的丈夫一生中逐步建立起一家大商行，而当他10年前即于1985年去世后，他把全部财产留给了他的妻子。"