Nbcu
abbr. National Bureau of Casualty Underwriters 国家伤亡保险局
🗣️ 情景例句
Good morning, sit down please.
早安，请坐。
She always feels comfortable when surrounded by her family.
她被家人围绕时，常感到快慰。
We really need more specific information about your technology.
我们需要与贵公司技术相关更专门的资讯。