Fsc
abbr. subcarrier frequency 副载波频率
🗣️ 情景例句
The patient showed a marked improvement.
病人病情显著好转。
What do you do for relaxation?
你做什么消遣？
(remember how easily the Apollo astronauts bounded along),
还记得阿波罗飞船中的宇航员轻松地跳跃-