surface-to-air

adj [attrib 作定语] (of missiles, etc) fired from the ground or from ships, aimed at aircraft （指导弹等）地对空的, 舰对空的.

supra-, supremacist, supremacy, supreme, supremely, Supt, surcharge, surd, sure, sure-fire, sure-footed, sure-footedly, sure-footedness, surely, sureness, surety, surf, surface, surface mail, surface tension, surfboard, surfeit, surfer, surge, surgeon, surgery, surgical, surgically, surliness, surly, surmise, surmount, surmountable, surname, surnamed, surpass, surpassing, surpassingly, surplice, surplus,