n. 1.分类者；分类机。 2.〔美国〕(小学校的)…年级生。 短语和例子 a fifth grader五年级生。
a judge who assigns grades to something
A grader, also commonly referred to as a road grader, a blade, a maintainer, or a motor grader, is a construction machine with a long blade used to create a flat surface. Typical models have three axles, with the engine and cab situated above the rear axles at one end of the vehicle and a third axle at the front end of the vehicle, with the blade in between.
例句与用法
1.
The snowplows and heavy graders had shifted closer together . 铲雪车和推土机一辆接一辆彼此凑得更近一些。
2.
The simplest type of road, built to carry little traffic, is made by scraping and pushing the earth with a grader . 为担负少量运输量而修筑的最简易的道路是用平地机将地面推铲平整而成的。
3.
. . . with hanna ' s favorite 1 1th - grader . . . 11年纪的这位学生保持着深厚的友情
4.
My 6th and 7th graders were absolutely awesome 6 、 7年级的学生也令人很敬佩。
5.
That said that if 1 , 500 third - graders took the sat , 上面说1500名三年级生参加sat考试
6.
That said that if 1 , 500 third - graders took the sat , 上面说1500名三年级生参加sat考试
7.
He ' s in our grade , but he dates an eighth - grader 和我们一个年级但他和初二的女生约会
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