(1)Appraise stresses expert judgment:
Appraise 强调了专家的判断：
appraised the furniture and works of art before distributing them to the heirs.
在把家具和艺术品分散给继承人之前，先对其进行鉴定。
(2)Assess implies authoritative judgment in setting a monetary value on something as a basis for taxation:
Assess 暗指对某物进行金钱上的权威的估计，并以此做纳税的基础：
assessing an apartment on the amount for which it is likely to be rented.
因为房子要出租，所以要对它进行估价。
（3）Evaluate implies considered judgment in ascertaining value:
Evaluate 指为查明事情的本质而进行的大量判断与分析：
evaluating a student's thesis for content and organization;
对学生论文的结构和内容进行分析；
used projective tests to evaluate her aptitudes.
通过主观考试对他的才能进行分析。
（4）Estimate usually implies a subjective and somewhat inexact judgment:
Estimate 通常暗指主格的，多多少少有些不准确的估计：
difficult to estimate the possible results in advance;
很难估计正在发展的事物的结果；
could only estimate the size of the crowd.
仅能大致估计出人群的规模。