Buna
n. 丁钠橡胶\\n[建] 布纳(橡胶), 丁(二烯)钠(聚)橡胶
🗣️ 情景例句
It's nice to meet you.
很高兴见到你 。
Don't forget to thank him.
不要忘记谢谢他。
Yes, she is. Would you like a word with her?
她在，你想跟她说话吗？