neotenia是什么意思

用法例句

So it is essential tostudy the mechanisms of maturation,juvenility retention and rejuvenation before uniform,true-to-type,long-term cloning of trees can be achieved.

为实现树木长期与原种一致的无性繁殖，必须了解其成熟作用和幼态保持的机理，选取幼态组织作为繁殖材料或采用人工复壮措施。