高三学生的英文翻译有以下几种方式：

Freshman of senior high school

sophomore

Senior Three Students

Grade（Senior） one students

Grade（Senior） two students

Grade（Senior） three students

Senior Grade Three Students

Senior Threestudents

grade three high school students

senior high school student

student of grade 12

12th grader

senior students in high school

high school seniors

student of grade three

senior 3 student

根据不同的语境和需要，可以选择最合适的翻译方式。例如，在正式文件或对外交流中，使用“Senior Grade Three Students”或“Senior Three Students”可能更为正式和准确。在一般的描述或非正式场合，可以使用“grade three high school students”或“senior high school student”。