美口成为关系相当确定的情侣，经常只和某一异性朋友约会出游

1. 确定恋爱关系：go over 研究;检查 | go steady 确定恋爱关系 | go through 细查;经历

2. 正式确定情侣关系：stand sb. up 放鸽子 | go steady 正式确定情侣关系 | play the field 恋爱不专一

3. 成为确定的情侣：decide=决定; | go steady=成为确定的情侣, | steady=稳定;

4. 确定恋爱联系：go over 研究;检查 | go steady 确定恋爱联系 | go through 细查;历练

verb

1. date regularly
have a steady relationship with

e.g. Did you know that she is seeing an older man?
He is dating his former wife again!

Synonym: go outdatesee