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Courses are of two years' duration.是什么意思？

Courses are of two years' duration.

课程为期两年。

相关词汇
courses are of two duration

courses

n. 课程，路线，前进( course的名词复数 )，进程，课程，方针；
例句
It is probably easier to make an analogy between the courses of the planets, and two trains travelling in the same direction.
将行星的运行比作两列火车朝同一方向行驶可能更容易些。

are

vi. （用于第二人称单复数现在时，第一、三人称复数现在时）是；n. 公亩（等于100平方米）；
例句
We are scared to abandon ourselves to our feelings in case we seem weak or out of control.
我们不敢放纵自己的情感，以免显得太过软弱或缺乏自制。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；
例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

two

n. 两个，两个东西，两点钟，一对；adj. 两个的，我
例句
He has been absent from his desk for two weeks...
他已经有两个星期没有坐在办公桌前了。

duration

n. 持续，持续的时间，期间，（时间的）持续，持久，连续，[语音学]音长，音延；
例句
Almost all workers heeded a call by the trade unions to stay at home for the duration of the strike.
工会号召工人在罢工期间呆在家里,几乎所有工人都响应了这一号召。
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
The boom in the sport's popularity has meant more calls for stricter safety regulations...
该项体育运动的兴起意味着制定更加严格的安全规则的呼声更高了。
We've got to go now. It's getting late.
我们得走了。时候不早了。
In the course of time, many of their myths become entangled.
最后，他们很多荒诞的说法都变得错综复杂了。
He pleaded innocent by reason of insanity.
他以精神不健全为由申辩无罪。
The paper says the evidence, when it surfaces, is certain to cause uproar...
该报称该证据一经披露，一定会引起骚动。
The wood had been recently polished to bring back the shine.
木头最近经过抛光又恢复了光泽。
He craves redemption for his sins.
他渴望赎清自己的罪孽。
This is happening in every school throughout the country...
全国各地每所学校都在发生这样的事情。
...the massive mountain ranges to the north.
向北延伸的巨大山脉
Monks shave their heads, as do devotees of the Hare Krishna movement.
和尚要剃度，克利须那派教徒也一样。