The oldest tends to be self-assured, responsible, a high achiever, and relatively serious and reserved.
最年长的那一个往往自信、负责、成绩优异，也相对严肃和保守。
2
Self evaluation by the units responsible for particular programs and activities.
负责具体项目和活动的单位所作的自我评价。
3
The brain's executive control system, or pre-frontal cortex, is responsible for planning, organizing and sequencing behavior for self-control, moral judgment and attention.