Fcs
[计] 帧校验序列
🗣️ 情景例句
We had a unique experience here.
我们在这里获得了宝贵的经验。
It's quite cold today.
今天天气相当冷。
He wore a small black hat, very wide trousers, a moustache and carried a stick that he swung in the air as he walked.
他头戴一顶小黑帽，身穿一条非常宽大的裤子，嘴上留着小胡子，手提着一根他边走边在空中挥舞的手杖。