n. 空虚, 愚蠢

[ noun ]
total lack of meaning or ideas
<noun.attribute>

Inanity \In*an"i*ty\, n.; pl. {Inanities}. [L. inanitas, fr.
inanis empty: cf. F. inanit['e]. See {Inane}.]
1. Inanition; void space; vacuity; emptiness.

2. Lack of seriousness; aimlessness; frivolity.

3. An inane, useless thing or pursuit; a vanity; a silly
object; -- chiefly in pl.; as, the inanities of the world.