n.  青少年

a.  青春期的

• adolescence  n.  青春期

• adolescent problems  青春期问题

• adolescent development  青少年发展

• Pursuing a career is an essential part of adolescent development.

• Many industries are going out of infancy and becoming adolescents.

• In a 2005 study, psychologist Laurence Steinberg of Temple University and his co-author, psychologist Margo Gardner, then at Temple, divided 306 people into three age groups: young adolescents, with a mean age of 14; older adolescents, with a mean age of 19; and adults, aged 24 and older.

• And although anxious parents may not welcome the notion, educators could turn adolescent recklessness to academic ends. 青少年的鲁莽

BrE /ˌædəˈlesnt/

NAmE /ˌædəˈlesnt/