Fdn
abbr. foundation 基金，基金会，基础
🗣️ 情景例句
And thank you, Mrs. Vann.
谢谢！Vann太太。
He failed the examination but he didn't seem to care.
他考试不及格却似乎并不在乎。
Some really keen enthusiasts go so far as to build their own computers.
有些热衷于自己动手的人甚至自己组装电脑。