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It's a most useful invention.是什么意思？

It's a most useful invention.

这是一项极其有用的发明。

相关词汇
most useful invention

most

adv. 最，最多（大），much的最高级，非常，很，几乎；adj. many的最高级，最多的，最大的，大概的，大多数的，大部分的；n. 最大限度，大部分，大多数人；
例句
As long as most people are happy to have the monarchy, the abolitionist position is an arrogant fantasy.
只要大多数人还乐意保留君主制，废除它的主张就是痴人说梦。

useful

adj. 有用的，有益的，有帮助的，令人满意的；
例句
A tripod will be useful to align and steady the camera...
三脚架有助于调准和稳定相机。

invention

n. 发明，发明物，捏造：内心捏造的东西，特指谎言，发明才能；
例句
...the invention of the printing press in the fifteenth century.
15 世纪印刷机的发明
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
Her daughter was mute after a serious illness.
她的女儿在一场重病之后失去了说话能力。
alkaline earth
碱土
The father called the baby John.
父亲给这个婴孩取名约翰。
The house burnt years ago.
这栋房子多年前被烧毁。
He put forward a baffling question.
他提出了一个难题。
Teaching can be a tiring and stressful job.
当教师是件辛苦紧张的工作。
He was sitting on the deck disentangling a coil of rope.
他坐在甲板上理一捆绳子.
I always get the jitters before exams.
我考试前总是焦躁不安。
If iPad were positioned as the second coming of the e-reader, it'd be a runaway hit.
如果iPad能够定位于新一代电子阅读器，会很快成为畅销货。
We leave Dover at ten and we should be across in France by midnight.
十点钟离开多佛的话, 我们午夜时分可以到达对面的法国。