动词 “boast”
 不定式 boast; 三单 boasts; 过式 boasted; 过分 boasted; 动名 boasting
- 吹嘘She boasted about her high score on the test to anyone who would listen. 
- 拥有(特指拥有某种特殊或独特的东西)The new smartphone boasts an incredibly long battery life. 
- 用宽凿整形石头The mason boasted the edges of the marble slab to ensure it fit perfectly in the new foyer. 
- (壁球中)使球先打到侧墙再反弹到前墙During the match, she boasted the ball off the side wall, catching her opponent off guard. 
名词 “boast”
- 自夸;不必要的自豪声明His boast about winning the race annoyed everyone at the party. 
- (壁球中的)侧墙前墙球During the match, she executed a perfect boast, catching her opponent off guard.