bold
单词辨析：
指不畏惧困难、敢于冒险和果断作出决定的。
He is a bold and determined man.
他是个大胆果断的人。
The bold girl dared to walk alone through the forest at night.
那个大胆的女孩竟敢在晚上独自一人穿过那片林区。
指敢于冒险、大胆创新的。
Her husband loves the adventurous life.
她丈夫喜欢充满冒险的生活。
He is a very adventurous cook.
他是个善于大胆创新的厨师。
指能够无所畏惧地面对困难、危险、困境、疼痛等的，强调有勇气和信心。
She's a very brave little girl.
她是个非常勇敢的小女孩。
The brave soldiers earned everlasting glory.
英勇的战士们赢得了永恒的荣誉。
指在一切情况下都有胆量、无所畏惧的，用于形容基于道德信念之上的勇敢行为。
It was courageous of him to save the child from the fire.
他从火中救出小孩真是勇敢呀。
She was wrong, and courageous enough to admit it.
她错了，但有勇气承认自己错了。
用于形容大胆、果敢的精神或引人注目的惊险作为。
The daring exploits of the parachutists were much admired.
伞兵大胆而冒险的动作令人赞叹不已。
It's one of the most daring rescues ever attempted.
这是曾经尝试过的最勇敢的救援行动之一。
相关例句：
The style of the Chinese Women's Volleyball Team in a competition is indomitable, bold and vigorous.
中国女排比赛时，作风顽强，大胆泼辣。
A young machine hand, attracted by her looks, made bold to jest with her.
一位年轻的机工，被她的美貌所吸引，壮着胆子跟她开玩笑。
And may I make so bold as to ask what institution sponsored your husband's expedition?
我能否冒昧地问一下，是什么机构资助你丈夫的探险？
Obviously the thief had simply walked out this way as bold as brass.
显然贼人是从这里大摇大摆出去的。
Rebels like Katharine Hamnett have made a name for bold, declamatory statements.
诸如凯瑟琳·哈姆内特之类的叛逆者以口出大胆、夸张之词而闻名。
She is bold and resolute in her work.
她干事儿可泼了。