Fdca
abbr. Federal Defense Communications Authority 联邦国防通信管理局<美国>; food; drug; and cosmetic act 食物
🗣️ 情景例句
Safety first.
安全第一。
Who has no haste in his business mountains to him seem valleys.
做事不急，履险如夷。
Yes，I suppose So.
是的，我也这么认为。