n.幺点,发球得分,王牌驾驶员,佼佼者
adj.第一流的,极好的,能干的,杰出的
vt.发球得分,彻底打败,击败,得高分,顺利通过考试
That is the third ace that he has served this match.
那是他在这场比赛中的第3次发球得分.
The child came within an ace of being drowned.
孩子差一点儿淹死了.
Our superior technology is our ace in the hole.
我们超众的技术是我们的法宝。