英语里说约会用date好还是engagement好啊？

date
I have a date (with my girl-friend) tonight.
我今晚（和女朋友）有个约会.

engagement:
n. 诺言,约会,婚约

例句与用法:
1. Their engagement was announced in the papers.
他们订婚的消息登报了。
2. He had only enough money to meet his engagements.
他的钱仅够付合同款。
3. I have numerous engagements for next year.
我明年有许多约会。
4. The orchestra has several concert engagements.
这管弦乐队已安排好几场音乐会.
5. The general tried to avoid an engagement with the enemy.
那位将军竭力避免与敌军交战.
6. I have several engagements for next week.
我下周有几个约会.
7. Their engagement was announced in the local paper.
他们订婚的消息已登在当地报纸上.
8. Fidelity to engagement is a virtue.
信守诺言是一种美德。

engagement是订婚
surely date

absolutely date

date好。

date

date