Nadb
abbr. National Aerometric Data Bank 全国气体数据库
🗣️ 情景例句
The boy has infected tonsils,
这孩子的扁桃腺受到感染了，
No pains, no gains.
不劳则无获。
Let me see. Er, I've been here for just over two years.
让我想想。嗯，我到这儿刚好两年多时间。