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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。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
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。
相关例句
This restaurant has cornered the Madrid market for specialist paellas...
这家餐馆垄断了马德里的特色肉菜饭市场。
The prisoner moaned a prayer for help.
囚犯呻吟着祈求帮助。
That's just one example of the kind of experiments you can do.
这只不过是你可以做的各种试验中的一例罢了。
Is it possible to literally be scared to death?
人有可能真的会被吓死 吗 ?
I was born and bred in the highlands...
我在高地地区出生和长大。
Edwards was a dangerously volatile character.
爱德华喜怒无常,十分危险.
It may even need more as the list of supplicants grows.
由于申请这个基金的企业在增多,所以也许也许还需要更多的资金.
CW is abbreviation of clockwise and CCW is short for counter - clockwise .
CW是顺时针的缩写,CCW是 逆时针 的缩写.
The little man, upset, was lisping badly...
那个矮个子因为非常生气，所以说话咬舌咬得很厉害。
Civil aircraft engines must be quiet, non-polluting, reliable and long-lasting.
民用飞机的发动机必须静音、无污染、可靠、耐用。