This build order is timing dependant. Get Tier 2 as quickly as possible.

这个建造序列依赖于机遇。尽可能快的造二级单元。

youdao

If I want to look up the constraint validations from the web tier how do I do this and what do I get back?

如果我想从We b层查找约束验证，我该如何去做？又能获得什么？

youdao

We also get the ability to distribute the layers relatively easily; all "model" logic can easily be moved as a unit to a separate tier.

我们也取得了相对容易的分布各个层的能力；所有“模型”逻辑可以被轻易的作为一个单元转移到单独的层。

youdao

"If we devolve or get to a two-tier it will weaken the alliance and we will have much work to do.

VOA: standard.2009.03.24

There are complaints about the two-tier system of coverage, and some believe that people with private insurance get quicker and better care, and are therefore healthier.

VOA: standard.2009.09.28

Thin-and-light laptops with 28W U-series chips get a new tier, Iris, that Intel claims is up to twice as fast in 3D as last year's HD Graphics.

ENGADGET

The fast-growing market opportunity in China and India also gives women a chance to get into top tier venture firms that are new to the market rather than on Sand Hill Road, where positions are already taken by partners who started the firms years ago, and their successors.

FORBES: Women VCs Rule More Often At China Venture Firms Than In Silicon Valley

Recently designated a Dark Sky Reserve for its lack of light pollution and the exceptional quality of its night sky, Iveragh is one of only seven such reserves in the world and the first in the northern hemisphere to get gold-tier status, the highest possible grading issued by the International Dark-Sky Association.

BBC: A finish line few will cross