bottom hole

US 
UK 
  • un.孔底;底水;井眼下部;底孔
  • Web井底;底部炮眼;下部孔
un.
1.
孔底
2.
底水
3.
井眼下部
4.
底孔
1.
孔底
2.
底水
3.
井眼下部
4.
底孔

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard