By和Through的方式方法区别 |
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By 和 Through 的方式方法区别
一、 by 的用法
( 1 )表示方法,手段。即 “ 用……;通过…… ” 相当于 by means of 。
e.g. ①
All work had to be done by hand. 所有的工作都是手工进行的。
e.g. ②
He makes a living by teaching. 他以教书为生。
( 2 )表示传达、传递的方式或煤介。
e.g. How did you send the letter, by airmail or by ordinary mail? 你是怎么发送的这信,是通过 航天邮件还是普通邮件?
( 3 )表示用交通工具、通讯工具后接名词单数,不加冠词。
e.g. He came by train, but his wife came by bus. 他是乘火车来的, 可是他老婆是坐公共汽车来 的。
( 4 )指数量增加或减少了的程度,相差。
e.g. ①
We lost the match by one goal. 我们仅以一球之差输了比赛。
e.g. ②
The output of steel went up by 20 percent .钢产量增长了 20 %。
( 5 )根据,按照,以……计
固定搭配:
pay sb by the hour /day/week
sell sth by the pound /meter/ dozen
sell sth by weight/length
e.g. As a rule , domestic servants doing odd jobs are paid by the hour. 通常,家政服务是按照小 时计酬的。
( do odd jobs 做零工;打零工)
二、 through 的用法
( 1 )
表示 “ 以;通过;经由 ” 。
e.g. He succeeded through hard work. 他通过努力获得成功。
( 2 )
空间上通过,透过,经过
e.g. Light comes in through the window 。光线从窗户进来。
( 3 )
时间上通过,
自始至终,从头到尾经过
e.g. He often works through the night. 他常常通宵工作。
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