你可以说"The child is very good at Engpsh." 或者 "The child is an excellent Engpsh speaker." 这句话的意思是小孩英语很棒。
这句话的来源是英语中常用的表达方式，用来描述某人在语言方面的优秀表现。
下面是一些例句和中文翻译：
"She has a natural talent for languages, and she's really good at Engpsh." (她有天生的语言天赋，英语说得真好。)
"He's a bipngual student, and he speaks Engpsh fluently." (他是一名双语学生，英语流利。)
"She's an advanced Engpsh learner, and she has a high level of proficiency in the language." (她是一名英语高级学习者，在英语方面熟练程度很高。)