optical target

US 
UK 
  • un.光学板
  • Web光学靶点;光学目标;光学靶标
un.
1.
光学板

Sample Sentence

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