ring-shaped

基本解释

His answer was to lift the vessel out of the water by a great number of ring-shaped air jets on the bottom of the craft.
他的解決辦法是把船躰提離水麪，讓船在一個氣墊上行駛，氣墊衹有一兩英尺厚。船底裝上大量環狀噴氣嘴以實現這一目的。
new-english.org
Cakes and other baked goods are commonly served from Christmas to New Year's around the world, with a special emphasis placed on round or ring-shaped items.
蛋糕和其他烘焙點心在全球各地都是聖誕到新年間的食物，尤其是圓形、或環形的點心。（滬江小編按：求團圓、圓滿，看來全球都一樣嘛！）
Both the brain and the spinal cord are protected by bone: the brain by the bones of the skull, and the spinal cord by the set of ring-shaped bones called vertebrae that make up the spine.
腦和脊髓都受骨骼保護：腦由顱骨保護，而脊髓則由脊柱保護（一組環狀的椎骨共同搆成了脊柱）。

Take Pearl, a houseboat that features a clear dome-shaped topper and a teak ring-shaped deck.
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Rather than using rubber hoses to connect the stationary and moving parts of the building, 3sixty's ingenious plumbing system employs horizontal ring-shaped pipes made of steel.
ECONOMIST: Monitor
In the days before, shopkeepers decorate their windows, bakers bake special ring-shaped breads called krakelingen, and schoolteachers recount a tale explaining the origins of the ritual.
UNESCO: Culture