go sink into a decline

• 开始衰落；衰退；衰弱下去

go sink into a decline的用法和样例：

例句

1. In the late forties he started to sink.
   到四十年代末，他开始衰落了。
2. On the eve of Anti-Japanese War, transportaion had been impeded, and began to decline.
   发展到抗日战争前夕，马帮运输受到阻碍，开始衰落。
3. There was a serious slump in the 1930s.
   二十世纪三十年代发生过严重的经济衰退。
4. Theories abound for the decline of the sitcom.
   市面上充斥着对于情景喜剧衰退的种种看法。