| 释义 |
abbr- ① =Securities and Exchange Commission
同义词- Securities and Exchange Commission
- s
- sec
- secant
- second
- unsweet
词路径- entity
- abstraction
- abstract entity
- measure
- quantity
- amount
- time unit
- unit of time
- second
- sec
- s
上位词- circular function
- independent agency
- time unit
- trigonometric function
- unit of time
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