基本解释adj.發射前的;下水前的同根派生 prelaunch相关词英汉例句用作形容詞 (adj.)In the command center Captain Malakov stood near the periscope housing directing prelaunch procedures.指揮室內,艇長馬拉科夫站在潛望鏡台旁邊,指揮著發射前的準備工作。prelaunch更多例句