Fcc certification
[計] 聯邦通信委員會認證
?? 詞語組成解析
[計] 聯邦通信委員會\\n[化] 流化床催化裂化
certification
[?s?:tifi'kei??n]
n. 證明，鑒定，證書;
??? 情景例句
People are busy shopping and wrapping presents for relatives and friends before Christmas Eve.
在圣誕節前夜，人們忙著為親朋好友買東西、包禮物。
The audience stared the acrobats in great wonder.
觀眾以驚異的眼光注視著雜技演員。
No, not yet.He's still here.He's going to move tomorrow.
不，還沒有。他仍在這里。他打算明天搬家。