engagement
单词辨析：
主要指与某人在某一具体时间、地点见面的正式约定，尤指与工作相关的预约。
He has an appointment to see the doctor.
他约好了看医生。
Jim has an appointment with his client at 11 o'clock.
吉姆11点约了客户。
指与爱慕的异性或恋人之间的见面。
Have you got a date this evening?
你今天晚上有约会没有？
She has a date with Jim tomorrow afternoon.
她明天下午和吉姆有约会。
指做某事的正式安排，尤与工作有关。
Her excuse of a prior engagement was accepted.
她事先另有安排的理由被接受了。
I have an engagement with Mr. Brown to play golf at 2 o'clock this afternoon.
我和布朗先生约好了今天下午两点钟打高尔夫球。
相关例句：
I have an engagement this evening.
我今天晚上有个约会。
Announcing our engagement was a relief.
宣布婚约让我们松了一口气。
I was absolutely astonished by the reaction to our engagement. Everyone started congratulating us.
大家对我们订婚的反应让我非常惊讶。所有人都开始祝贺我们。
The constitution prohibits them from military engagement on foreign soil.
宪法禁止他们在外国采取军事行动。
The singer signed a contract for a two-week engagement.
那位歌手签了为期两周的演出合同。
I think I found it easier than Nell to keep our engagement quiet.
我觉得，我比内尔更容易守得住我们订婚的秘密。