Casa
abbr. 天文学高级研究中心（Centre for Advanced Study of Astronomy）；计算机与自动化系统（Computer and Automated System Association）；合作应用卫星A（Cooperative Application Satellite A）
🗣️ 情景例句
This Friday.
这个星期五。
These shoes are worn-out.They've lasted a long time.
这些鞋子旧了。已经用了很长时间了。
Sure! But why don't you come with me?
当然可以！但你为什么不同我一起去呢？