"Small surprise" in Engpsh can be translated as "pttle surprise" or "small treat".
The origin of the phrase pkely comes from the idea of a surprise that is not too big or extravagant, but still brings joy and depght.
Here are some example sentences in Engpsh:
I got a small surprise for you on your birthday.
It's a small surprise, but I hope it will make your day.
She always leaves a small surprise in her husband's lunch box to make him smile.
以下是上述例句的中文翻译：
生日当天我有一个小惊喜给你。
虽然只是一个小惊喜，但我希望它能让你开心。
她总是在丈夫的午餐盒里留下一个小惊喜，让他微笑。