Tdss
传统的决策支持系统
🗣️ 情景例句
No, you needn't do that.
不行呀，你不必这样。
How often did I tell you to speak clearly?
我告诉你多少次要讲清楚?
There is another good reason for taking a part-time job.
干兼职工作还有一条充分的理由。