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
Why does the boss have such a large, comfortable chair?
为什么老板有张那么舒服宽大的椅子？
The roofer is patching the roof with metal.
屋面防水工在用铁皮修补屋顶。
You always tell me to drive slowly, darling.
你总是叫我开慢点，亲爱的。