Question: 第一个先锋号太空探测器是何时发射的
Answer: 1972-03-02; 02-03-1972; 03/02/1972; 03 02 1972; 1972-03-02; 1972 03 02; 03-02-1972; 02/03/1972; 02 03 1972; 1972 march, 02; 02 3月 1972; 1972 3月 02