pioneer fathers
先锋的父亲
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Robert Goddard, an early rocket pioneer and one of the fathers of manned space flight, endured decades of ridicule and died before his dreams became reality.
早期火箭先驱robert Goddard还是一艘载人航天飞机之父，他忍受了数十年的嘲笑，在他死前他的梦想终于成真。
youdao
应用推荐
模块上移
模块下移
不移动