reference point 参考点
frame of reference 参照系
point of comparison 比较点
1. The mountain peak served as a point of reference for the hikers.
这座山峰作为登山者的一个参照点。
2. We need a point of reference to compare these two datasets.
我们需要一个参照点来比较这两个数据集。
3. This historical event acts as a point of reference for modern politics.
这一历史事件是现代政治的一个参考基准。
A: Can you use that old building as a point of reference?
A：你能把那座旧建筑当作参照物吗？
B: Yes, it is very easy to see from here.
B：可以，从这里看非常清楚。
1) 参照物
2) 参考依据
3) 定位基准
1. 参照物；参考点
e.g. This landmark serves as a useful point of reference.
这个地标是一个很有用的参照物。
noun
1. a person, thing, or event that is used to help you understand something or to decide something.
Synonym: benchmark, standard