sputnik

n Russian artificial satellite orbiting the earth （俄国的）人造卫星.

spruceness, sprung, spry, spryly, spryness, spud, spud-bashing, spume, spun, spun glass, spun silk, spun sugar, spunk, spunky, spur, spurious, spuriously, spuriousness, spurn, spurt, sputter, sputum, spy, spy-glass, spyglass, Sq, Sqn Ldr, squab, squabble, squad, squad car, squaddie (also squaddy), squadron, squadron leader, squalid, squalidly, squall, squally, squalor, squander,