borehole wall

US 
UK 
  • un.井壁;钻孔壁
un.
1.
井壁
2.
钻孔壁

Sample Sentence

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