The Chinese word for locker is
储物柜

chǔ wù guì

locker

Chinese Definition

locker
1. 名词. 上锁人
2. 名词. 锁具
3. 名词. 贮藏箱
Components
储
1. Simplified form of 儲
物
1. thing, matter
物體 - object
動物 - animal lit. moving thing
2. all of the outside world, excluding oneself
3. substance, content
4. Short for 物理 (physics)
5. to choose, to select
6. to seek, to look for
物色 - to seek out, to scout out
7. (Teochew) to do
家己物 (ga1 gi7 muêh8, MN-T) - do it by oneself
8. (obsolete) Alternative form of 勿
9. (Min Nan) Alternative form of 乜 (what)
柜
1. Simplified form of 櫃
2. , a type of willow
3. (zh-used, 柜柳,)