Fec
abbr. feckless 无气力的; 没精神的; forward error correction 前向纠错; forward exchange control 正向交换控制
🗣️ 情景例句
It's common practice.
这是惯例。
I envy you your health.
我羡慕你健康和身体。
He was feeling very tired.
他感到很累。