It formed when a volcanic dome hardened and gradually eroded, exposing the onion-like layers of rock.

它也是在一个火山穹丘硬化和逐步侵蚀中，剥离出洋葱状岩石层形成的。

youdao

Although it resembles an impact crater, it formed when a volcanic dome hardened and gradually eroded, exposing the onion-like layers of rock.

尽管它看起来像是一个陨石撞击坑，它是在一个火山穹丘硬化和逐步侵蚀中，剥离出洋葱状岩石层的结果。

youdao

Some are directly competing, yes, but many take up where others leave off in workflow's onion-like layers and blend together at the layer edges.

有些标准之间是直接竞争的关系，的确如此，但很多标准是从工作流那种类似于洋葱的层中的其他标准开始定义，而这些标准在层的边缘融合在一起。

youdao

Fort Defiance, a few blocks north, serves up fresh pasta, small plates like chicken liver pate with bacon-onion jam, and historically-inspired cocktails like the Colonial Cooler, a twist on the Pimm's Cup that was first mixed in British North Borneo in the 1920s.

BBC: A remote hook in New York��s harbour

The frankensoftware is comprised of other encryption services, layered like an onion -- but capable of switching between processes instantly.

ENGADGET: MIT's got a way of using encrypted data without decrypting it, next stop, traveling without moving

Some fast-food chains have long sold bite-sized food like KFC's Popcorn Chicken, White Castle's Chicken Rings (think onion ring-shaped chicken), or Sonic's potato Tots.

WSJ: What Tastes Like Chicken But Dips Like Chips?