- 重点词汇
- 发育
grow; develop; mature; evolve; flourish; growth; development; maturation; developed; grown; developing; developmental
- 倒退的
retrogressive; retrograde; retral; reversional
- 早期
early stage; early period; early phase; incipiency; beginning; early; archaic; incipient; early on
- 干预措施
Intervention measure
- 企鹅
penguin