2winning first hit in tennis(網球)愛司球VERB + ACE➤serve發出愛司球◇Nadal has served 15 aces in the match so far.比賽到現在,納達爾已轟出 15 記愛司球。ace
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3person who is very good at sth高手ADJECTIVE➤fighter, flying, goal, soccer, tennis王牌飛行員;進球高手;王牌足球運動員;網球高手➤staff (NAmE) (球隊的)王牌球員◇Staff ace Robert Robson helped the team to its first win this season.王牌球員羅伯特・羅布森幫助球隊贏得了本賽季的第一場勝利。