n. 胆大无敌, 刚毅, 厚颜, 强壮

[ noun ]
the trait of being willing to undertake things that involve risk or danger
<noun.attribute>
the proposal required great boldnessthe plan required great hardiness of heart

Hardihood \Har"di*hood\ (h[aum]r"d[i^]*h[oo^]d), n. [Hardy +
-hood.]
Boldness, united with firmness and constancy of mind;
bravery; intrepidity; also, audaciousness; impudence.

A bound of graceful hardihood. --Wordsworth.

It is the society of numbers which gives hardihood to
iniquity. --Buckminster.

Syn: Intrepidity; courage; pluck; resolution; stoutness;
audacity; effrontery; impudence.