hot bed

英 美
  • 热床
  • bed n.床;基座;底层;河床;花坛;苗圃;地层v.安置;发生性关系
  • hot adj.热的;辣的;强烈的adv.激动地;趁热地v.(使)变热
名词 hotbed:
  1. a situation that is ideal for rapid development (especially of something bad)

  2. a bed of earth covered with glass and heated by rotting manure to promote the growth of plants