In the future, scientists could place experimental packages on the lunar surface or on interplanetary trajectories for several years before returning them to earth for laboratory analysis 科學(xué)家未來可將實(shí)驗(yàn)設(shè)備設(shè)置于月球表面或行星之間的軌道上,幾年后再取回地球,進(jìn)行實(shí)驗(yàn)室分析。