纠缠这个问题。
Entangle this issue.
提倡节约
Advocate/uphold thriftiness
为了国家的繁荣
For the sake of national property
经受了时间考验的`友谊给我留下了很深的印象。
The time-tested friendship leave me a deep impression.
密切注视
Keep close watch on
促进密切合作
Spur/promote intensive cooperation
欢迎来到求学君！
