year in year out

• adj. 一年又一年(年年；始终；不断地)

year in year out的用法和样例：

例句

用作形容词 (adj.)

1. There's always more information out there.
   信息始终在不断地累加。
2. She is always interested in space science.
   她始终对空间科学感兴趣。