Nbr
abbr. 腈基丁二烯橡胶（nitrile -butadiene rubber）
🗣️ 情景例句
Let's build a fire and cook it!
咱们去升火煮鱼。
Thank you for your dinner.
谢谢你的晚餐。
Good morning. What can I do for you?
早上好。你哪里不舒服？