单词grader
n.: …年级学生；阅卷人；批改作业的人
网络: 平地机；平土机；分类机
…年级学生:
a student who is in the grade mentioned
阅卷人；批改作业的人:
a person who marks/grades students" work or exam papers
平土机
推土机
平路机
定等级的人
〔美国〕(小学校的)…年级生
分类者;分类机
分级器
〔Ⅰ〕平地(土,路)机,推土(筑路)机;分类器,分类机,分(筛)选机
分级机
平地机
复数：graders
With the enthusiasm and skill of a second-grader, I set out to help him build the addition.
我用着那二级工水平的热情和技能，也开始帮助他完成这个建筑物的附加部分。
He thought it would be good for the people in Fort Wayne to hear about this special third grader and her unusual wish.
他认为对韦恩堡的市民最好听到这位特别的三年级的故事和她非一般的愿望。
Oh, and I"m doing it all with nothing but a backpack the size of one an eighth grader might use.
我随身只带了一个也许只有八年级学生大小的背包就完成了所有这一切。
Of course, the Bellaire High School ninth-grader"s first choice would be playing tennis or hanging out with his friends.
当然啦，贝莱尔高中高一的学生在假期中首选的休閒活动仍然还是打网球或是和朋友一起閒晃。
It must have been hard for her to tell the awkward, freckle -faced first grader the truth.
对妈妈来说，把真相告诉这么一个笨手笨脚、满脸雀斑的一年级小学生，肯定很痛苦。
One mother, Zeng Liping, told me that teachers had frowned upon her bringing her sixth grader to Europe.
有一位母亲，曾丽萍，告诉我学校老师们不是很高兴她把六年级的女儿带来欧洲旅游。
On the first day of school, a first-grader handed his teacher a note from his mother.
开学第一天，一个一年级的学生交给老师一张便条，是他妈妈写的。
So you"ve got to take me through like a sixth grader -- dub, dub, dub, dub -- but without patronizing me.
所以，你必需要像对待六年级学生一样，按步就班的说明，但可不要对我摆派头。
Her first customer was a second grader, who looked surprised to see a new librarian.
她的第一个顾客是个二年级的学生。他看到新图书馆里员时很惊讶。
The most noticeable change was in my younger brother, who had grown quite a bit and was now a third-grader.
最显著显著的变化就是我弟弟，长大了不少，现在是一个三年级小学生。显著