grade
/greɪd/
a body of students who are taught together
中文释义：年级；班级
Students in the same grade often take similar courses together.
同一年级的学生通常一起上类似的课程。
The entire grade participated in the science fair last week.
整个年级上周都参加了科学展览。
/greɪd/
a body of students who are taught together
中文释义：年级；班级
Students in the same grade often take similar courses together.
同一年级的学生通常一起上类似的课程。
The entire grade participated in the science fair last week.
整个年级上周都参加了科学展览。