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杰克专心费力做数学.用英语怎么说？

杰克专心费力做数学.

Jack fagged away at his math.

相关词汇
jack fagged away at his math

jack

n. 千斤顶，[信]插孔，插座，男人，纸牌中的J；vt. 提高，增加，用千斤顶顶起，抬起，抬起，使想起；vi. <美>用篝灯打猎（或捕鱼）；
例句
He told her their affair would have to stop, because Jack Smith was blackmailing him...
他告诉她说他们的婚外情必须结束了，因为杰克·史密斯正在敲诈他。

fagged

adj. 累坏了的；
例句
I'm fagged out as it is without you venting your spleen on me!
我受了一天的累,临完拿我杀气呀,先等等!

away

adv. 离开，远离，在远处，消失；adj. 不在的，遥远的，客场比赛；
例句
She accelerated away from the kerb.
她加速驶离了马路牙子。

at

prep. （表示位置）在，在（某时间或时刻），以，达， 向，朝；n. 阿特（老挝辅币单位，100 阿特 = 1 基普）；
例句
Prices start at £13.95 a metre for printed cotton...
印花棉布以每米13.95英镑的价格起售。

his

pron. (he的所有格)他的，(he的物主代词)他的东西；det. 属于他的，用于名词前，自己的，指某人的，上帝的；
例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

math

n. 数学（等于mathematics）；
例句
...simple math concepts, such as decimals and fractions.
简单的数学概念，如小数和分数
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
Supporters of the death penalty argue that it would deter criminals from carrying guns...
死刑的支持者认为它能阻吓罪犯携带枪支。
相关例句
Man keeps the natives of many climates in the same country.
人类把许多不同气候的产物畜养于同一地方.
Davis had to salvage his pride...
戴维斯必须得挽回他的自尊。
Mr Porter's book was an instant hit...
波特先生的书一经推出便大受欢迎。
He was the mastermind behind the plan to acquire the explosives.
他就是密谋获取炸药的主谋。
They laid the prisoner on the gridiron.
他们使这个囚犯备受折磨.
The snails are no larger than one centimetre across.
这些蜗牛体宽不超过1厘米。
She scraped the mud off her boots.
她刮掉了靴子上的泥。
She has often played with the idea of going abroad.
她经常有出国的念头。
In his dream, he became a fairy.
在梦中, 他变成了一个小精灵。
They may fear hurting their husbands' careers.
她们可能担心对丈夫的事业造成损害。