一躍:

一約: / 一躍: / 一龠: a unit of volume equal to 1,200 millet grains

一躍:

fortunate

happiness / pension, grant / fief

foolish; stupid / (historical) Lu (state) (vassal state during the Zhou Dynasty of ancient China) / (dated) short form for Russia (魯西亜) / a surname

transparent / permeable, porous / passable, (in the sense of objects spaced far enough apart to allow something in-between)

(grammar) a Japanese verbal inflectional category: the irrealis form

line / level / beam

nationwide