shaft bottom

• 井底

shaft bottom的用法和样例：

例句

1. And quick to the white-pebbled bottom it fell!
   接着它飞快地回落到白色卵石的井底潺潺！
2. Frome the bottom of the well,the cat's faint cries for help went unheard.
   猫在井底微弱的呼救声没有人听见。