Fra
abbr. 联邦铁路局（Federal Railroad Administration）；联邦储备法（Federal Reserve Act）；流量警报记录器（Flow Alarm Recorder）；自由基型（Free Radical Type）
🗣️ 情景例句
Thank you.
谢谢。
Money makes the mare to go.
钱可通神。
One of them was carrying a bag full of money.
其中一个提着一只装满钞票的提包。