Models provide a means of communication, and when done well, they provide the proper abstractions that can last for quite some time.

模型可提供进行沟通的手段，设计合理时，可提供能在相当长时间内使用的恰当抽象。

youdao

On the contrary, it is quite right and proper.

正相反，这样不仅正确而且适当。

youdao

I have never quite got over the fact that I thought, and I'm afraid I still do think, that 'acting' for a man - a really proper man - is sissified and faintly ridiculous.

“我无法改变我的想法，我担心我仍然认为，“演戏”对于男人——一个真正的男人——是很女性化且可笑的。”

youdao

And the way the American plan has been detailed out, the Geithner Plan, I think it is quite proper."

VOA: standard.2009.04.06

The coroner said he told Mr Booth it was "quite right and proper" for him to campaign to make people aware of the dangers of diuretics and laxatives, which are widely available in pharmacies.

BBC: Magazines linked to bulimia death

Head north into Atlantic City proper and the experience is quite different from the almost bucolic feel of Margate and Marven Gardens.

BBC: Atlantic City��s fading boardwalk empire

And as I noted recently, none less than the Chief Justice of the U.S. Supreme Court signed off on a quite expansive view of the Necessary and Proper Clause, the constitutional Swiss Army Knife that lets Congress do pretty much whatever it wants in the area of economic regulation.

FORBES: Florida Judge's ObamaCare Ruling Passionate, If Futile