He might be influenced by nostalgia for thesurroundings of his happy youth.
他也许被他对快乐青年时代的环境的怀念影响了。
《柯林斯英汉双解大词典》
2
Cameras fixed on Spot will scan thesurroundings and help officers work out the number of visitors in the park, but they cannot read faces and won't collect any personal information.