booster launchedbooster-launched用: 40分钟跑完全程 run the course in 4 ...助推器: booster; auxiliary booster; ...发射: launch; radiate; project; di ...的: 4次方是 The fourth power of 2 i ...用助推器发射: booster motor launching下载手机词典可随时随地查词查翻译
