noun🔗Share平地机， 推土机 A machine used in road maintenance and construction for leveling large surfaces."The road crew used the graders to smooth out the bumpy stretches of the new highway. "筑路队用平地机把新高速公路上那些坑洼不平的路段压平了。machinevehiclebuildingtechnologyindustryChat with AIVocabulary GamePractice Reading
noun🔗Share评分者，阅卷人. One who grades, or that by means of which grading is done or facilitated."Sentence: The teachers acted as graders, carefully marking each student's test. "老师们担任阅卷人，认真地批改每个学生的试卷。educationjobworkChat with AIVocabulary GamePractice Reading
noun🔗Share年级学生 (in combination) One who belongs to a certain grade at school."a first-grader"一年级学生ageeducationpersongroupChat with AIVocabulary GamePractice Reading
