the time of life when sex glands become functional
同义词：puberty
pubescence详细解释
pu.bes.cence n.（名词）The state of being pubescent.青春期：处于青春期的状态The attainment or onset of puberty.到达青春期或青春期开始A covering of soft down or short hairs, as on certain plants and insects.被短柔毛：覆有的一层柔软绒毛或短毛，比如在某些植物和昆虫和身体上
