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
Those were great days and we were very happy.
那些日子美好极了，我们过得很幸福。
Each bird likes to hear himself sing.
每一只鸟都爱听自己歌唱。
He is respectful to his elders.
他对长辈很恭敬。