vertical velocity pointer垂直速度: vertical speed指針: hand; indicator; pointer; ne ...垂直速度指不器: vertical speed indicator垂直速度指示基準(zhǔn): vertical speed index reference垂直速度指示計(jì): vertical speed indicator vsi下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯
