sec.

US 
UK 
  • abbr.
  • Web段;美国证券交易委员会;秒的简称
sec.
abbr.
1.
second(s)

Sample Sentence

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