sp gr

abbr 缩写 = specific gravity.

southerner, southernmost, southpaw, southward, southward (southwards), southwards, southwest, souvenir, souwester, sovereign, sovereignty, soviet, sow, sower, soy, soya bean, soya sauce (also ,soy `sauce), soya sauce (also soy sauce), sozzled, sp, spa, space, space invaders, space probe, space shuttle, space station, space-age, space-bar, spacecraft, spaceman, spaceship, spaceshuttle, spacesuit, spacewalk, spacing, spacious, spaciously, spaciousness, spackle, spade,