Prelationship is a relationship between people who are not yet but couldbecome romantically involved. The two are probably seeing each other frequentlyand both have the intention to develop a romantic relationship. Maybe it is justa matter of time.
Prelationship指两人交往但还没有到正式恋爱的阶段。两人可能经常见面约会，并且都有意发展恋爱关系。或许只是时机还没有成熟。我们可以称之为“培养感情阶段”。
这个词是前缀pre和relationship的合成形式，表示是一段relationship开始之前的阶段。类似的词汇还有：prehistory(史前)、preschool(学前)、prepay(预付)等。
For example:
Mark and Stacy have been dating each other for three months but are stillin the prelationship stage.
Mark和Stacy已经约会3个月了，但还是处在培养感情阶段(没有正式确立恋爱关系)。