There has been a tendency for workers in different disciplines to define a plant as mature or juvenile . 各个学派的工作者明确划分一株植物是在成熟龄还是在幼龄。
This opinion, if it is not justified, is at least supported by studies of juvenile delinquency made some years ago . 这种观点，如果不算完全正确，至少也受到若干年前对未成年犯罪所做的研究赞同。
She resembled miss hancock attempting by archness and by an assumption of frivolity to persuade her neighbours that she was juvenile . 她象汉考克小姐一样使用巧计，伪装风流，来使她的邻人们相信她青春正茂。
That blood-coloured figure was a sublimation of all the horrid dreams which had afflicted the juvenile spirit since imagination began . 在一般幼小的心灵里，这样一个浑身血红的人物，就是他们从有想像力那一天起所做的一切恶梦中提炼出来的精华。
This particular pair were detached from a juvenile 这个特别的翅膀摘于幼年的天使
An investigation of juvenile enjoying the internet 关注网络时代大学生的心理健康
Social survey system on juvenile criminal case 试论未成年人刑事案件社会调查制度
Comparative research of juvenile crime and delinquency 未成年人违法犯罪比较研究
This particular pair were detached from a juvenile 这个特别的翅膀摘于幼年的天使
