The connected components form a three-tiered system that looks like a triple-decker sandwich.

这些连接起来的三层式的系统，看起来像个三层的三明治。

youdao

Expect foursquare to implement some sort of tiered system similar to Gowalla's venue leaderboards.

我们希望fours quare能带来某种类似Gowalla的地点排行榜那样的等级系统。

youdao

This system includes 3 tiered system and 23 indices, including physics, chemistry, socioeconomic and policies.

体系共分为3层23个指标，较全面的涵盖了社会经济、物理化学、政策法规等不同范畴。

youdao

Justice Ruth Bader Ginsburg, a liberal, suggested the law created a two-tiered system of wedlock.

BBC: Gay marriage: Supreme Court justices criticise Doma

This creates a two tiered system, but better than no tier that 40 million people experience now.

FORBES: Should Health Care Rationing Be Mandatory?

There is not a two-tiered system of responsibility, one for faculty and another for coaches and athletic directors.

WSJ: The Rutgers Backlash