1 sentence

1. 许多人认为传统的煤炭开采是夕阳产业。

   xǔ​duō rén rèn​wéi chuán​tǒng de méi​tàn kāi​cǎi shì xī​yáng chǎn​yè.

   Many people consider traditional coal mining to be a sunset industry.

   Source: Dong Chinese Dictionary