verbal agreement

例句：

1. 1. They verbally agreed to meet at the park tomorrow.
   他们口头上同意了明天在公园见面。
2. 2.The two parties verbally agreed on the terms of the deal.
   双方口头上就交易条款达成了一致。
3. 3. The teacher verbally agreed to give us extra credit for good behavior.
   老师口头上同意给我们表现良好的同学额外的分数。