许诺英语如下：
promise，音标为/prɒmɪs/。承诺；诺言；许诺。
拓展：
Promise是英语中的一个常用词汇，意为“承诺、保证、许诺”。它可以用于各种场合，如商务、学术、社交等。以下是promise的用法及固定搭配。
1.用法
Promise通常作为动词使用，表示承诺、保证、许诺等。它可以用于各种场合，如商务、学术、社交等。例如：
I promise to finish the project on time.
The company promised to improve their customer service.
He promised to help me with my homework.
Promise也可以作为名词使用，表示承诺、保证、许诺等。例如：
She made a promise to always be there for me.
The politician's promise to reduce taxes was well-received by the public.
The company's promise of a refund helped to ease the customer's concerns.
2.固定搭配
Promise可以与其他词汇搭配使用，以表达不同的意思。以下是一些常见的固定搭配：
（1）Keep a promise：遵守承诺
He always keeps his promises and never lets me down.
（2）Break a promise：违背承诺
The company broke their promise to deliver the product on time.
（3）Make a promise：做出承诺
The politician made a promise to improve the education system.
（4）Fulfill a promise：履行承诺
The company fulfilled their promise to provide a refund to the customer.
（5）Promise to do something：承诺做某事
She promised to help me with my English homework.