yoku kyō
1. speculum (bright patch on the wings of ducks)
Noun
#561105
1. speculum (bright patch on the wings of ducks)
1. Side mirror; Rearview mirror
1. Not a side mirror.
1. It is not a side mirror.
1. Wasn't a side mirror.; Wasn't a wing mirror.
1. Was a side mirror.
1. Was not a side mirror.; Was not a rearview mirror.
1. Side mirror.; Rearview mirror.
1. If/when side mirror
1. Was a side mirror.