高考的英文表达是 National College Entrance Examination，简称Gaokao。这个短语明确指出了这是中国普通高等学校招生全国统一考试的官方名称，并且在国际上也被广泛接受和使用。建议在实际使用中，可以根据具体的语境选择合适的表达方式，例如：

1. The National College Entrance Examination is held annually in China.

2. Gaokao, also known as the National College Entrance Examination, is a significant academic exam in China.

3. The Chinese College Entrance Examination, or Gaokao, is a yearly test for university admission.