Cats
abbr. 高级电视研究中心（Centre for Advanced Television Studies）；计算机自动测试系统（Computer Automated Test System）；通信和跟踪系统（Communications and Tracking System）；综合分析试验系统（Comprehensive Analytical Test System）
🗣️ 情景例句
we really appreciate your taking care of Max for the weekend
我们真心感谢你在周末照顾Max
The lone sheep is in danger of the wolf.
孤独的羊难免遭狼的危险。
They teach us Chinese and we teach them English. Please write soon!
他们教我们汉语，我们教他们英语。请赶快回信。