Nadb
abbr. National Aerometric Data Bank 全国气体数据库
🗣️ 情景例句
He did not win, but at least he made the effort.
他虽然没有获胜，但至少已经尽了努力。
I'm a graduate of Yale University, I have a Bachelor of Science degree.
我是耶鲁大学的毕业生，我有理学学士学位。
You have to learn when to ask for help and when to ask for information.
你得学会什么时候请求帮助，什么时候打听信息。