striking up is strike up's Present Participle

strike up

US 
UK 
  • na.挡起(敌手,刀剑);(在金属上)浮雕;开始弹奏;定(约等)
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Simple Present:strikes up  Present Participle:striking up  Past Tense:struck up  
na.
1.
挡起(敌手,刀剑);(在金属上)浮雕;开始弹奏,开始唱;定(约等);和人开始...,结(交)