★ assess：（vt）确定，评定（某数额） ～ sth at sth；确定，评定（某事物）的价值，估价；估计、评定某事物的质量 ～ sth as sth
assess the damage at ￥350
评定损害赔偿金为350元
They assess his house at 15000 yuan.
他们给他房子的估价为15000元。
You should consider this when you assess what your users are doing.
您在评估用户行为时应当考虑到这一点。
I’d assess your chance as extremely low。
我估计你成功的机会极微。
◎ assessment（n）确定，评定；评价，看法；核定的付款额
◎ assessor（n）估价员，评税员
★ appraise：（vt）assess the value or quality of sb/sth 评价，估价，鉴定
It would be unwise to buy the house before having it appraised。
买房子不事先估价是不明智的。
Instead, it is better to positively appraise the cause of your stress with acceptance and humor as these are the most effective coping strategies for people dealing with failures.
相反的是，最好是以一种认同和幽默的方式积极的评价自身压力产生的原因，因为这是人们应对失败情绪的最有效的策略。
An expert came to appraise the value of my antiques.
一位专家来对我的古玩作了估价。
◎ appraisal（n）评价，估价，鉴定