lower level

US 
UK 
  • un.低空;下水平
  • Web低级;低阶;下级
un.
1.
低空
2.
下水平

Sample Sentence

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