昂贵

Menger, Jevons and Walras three economists were described in the price or value of the exchange by their marginal utility to decide, rather than their full value or usefulness of the decision, because water is abundant, A flat increase in the water very cheap, and diamonds are extremely rare, diamonds are expensive to increase.

问题补充：门格尔、杰文斯和瓦尔拉斯三个经济学家分别说明了价格或交换价值是由它们的边际效用来决定，而不是由它们的全部效用或使用价值决定，因为水是丰富的，增加一单位水很便宜，而钻石是极端稀缺的，增加钻石是昂贵的。

I think her jewelry is very expensive.

我认为她的珠宝是非常昂贵的。

The bikes that are more powerful and expensive are strictly built for experienced adult riders, not children looking for a joyride.

自行车有更强大的和昂贵的建设经验，严格成人骑马没有孩子寻找joyride。

Toyota and Honda took to "just-in-time" inventories and quality management because land and raw materials were expensive.

昂贵的土地和原材料迫使丰田和本田采取了"准时制生产"的存货和质量管理体系。

Of course, the higher the karat value and percentage of gold, the more expensive and the softer the piece.

当然，越高的克拉价值和黄金的百分比，更昂贵和更软件。

Also on that list were New York's Fifth Avenue and London's Kensington Palace Gardens; Avenue Princesse Grace in Monaco was named the world's most expensive street.

同时上榜的还有纽约第五大道和伦敦肯辛顿宫花园；摩纳哥的格雷斯公主大道则被评为全世界地价第一昂贵的街道。

Blood beta-hydroxybutyrate monitoring provides a means to reduce costly hospital-based care by the early identification and treatment of ketosis.

进行血中beta-hydroxybutyrate浓度的监测，提供了一种方法，通过对酮症的早期发现和治疗，来减少患者昂贵的住院治疗的次数。

Kevlar Fibers: Very expensive and also critical to work with because it is hard to "soak" in the resin.

Kevlar纤维：非常昂贵，也是至关重要的工作，因为这是很难"泡"在树脂。

This saves you time and reduces costly keystroke errors!

这样可以节省您的时间，并降低昂贵的按键错误！

It's important to provide your pet with well-balanced food, but some brands and organic/natural kibble choices can be more expensive.

重要的是要提供你的宠物与均衡的食物，但有些品牌和有机/天然kibble选择可以更加昂贵。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。