Ccas
abbr. Council of Colleges of Arts and Sciences 艺术与科学学院委员会; Committee of Concerned Asian Scholars 关心亚洲学者委员会; Computing Center of Chinese Academy of Sciences 中国科学院计算机中心; carrier-controlled approach system 航空母舰控制的飞机进场指挥系统
🗣️ 情景例句
Hmm. I can't remember.
嗯， 我记不起来了。
What has the captain ordered us to do?
船长命令我们做那些事？
The steps are rather narrow.
这些台阶相当窄。