sluggish

a.不好动的，懒怠的；缓慢的，呆滞的；功能不良的，性能不好的

sloven, slovenliness, slovenly, slow, slow down, slow lane, slow motion, slow up, slow-down, slow-witted, slow-worm, slowcoach (Brit) (US `slowpoke), slowdown, slowly, slowness, SLR, sludge, slue, slug, sluggard, sluggishly, sluggishness, sluice, slum, slumber, slumberer, slumberous, slummy, slump, slung, slunk, slur, slurp, slurry, slush, slush fund, slushy, slut, sluttish, sly,