optics equipment

US 
UK 
  • un.光学仪器
  • Web光学设备
un.
1.
光学仪器

Sample Sentence

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