to make a judgement about the nature or quality of sb/sth 评估，评定（性质、质量）
~ sb/sth
It’s difficult to assess the effects of these changes.
这些变化带来的效果难以评估。
to assess a patient’s needs
判定病人的需要
~ sb/sth as sth
The young men were assessed as either safe or unsafe drivers.
这些年轻人被评定为谨慎驾驶员和不谨慎驾驶员两类。
I’d assess your chances as low.
我估计你的机会不大。
~ whether, how, etc.…
The committee assesses whether a building is worth preserving.
该委员会评定一栋建筑物是否值得保存。
We are trying to assess how well the system works.
我们正设法评估这个系统运行得是否顺畅。