Ctfc
abbr. central time and frequency control 中央时间和频率控制; Commodity Futures Trading Commission 商品期货交易佣金; communication test flash call 通信测试特急呼叫
🗣️ 情景例句
Let me know by the end of the week.
这个周末前给我回音。
In the crowd, Sam looked aside to avoid seeing her.
在人潮中，萨姆把头转向旁边，免得和她目光相对。
She sang perfectly in the hall last night.
她昨晚在大厅唱得非常好。