That invention was the arch, a curved structure originally made of separate stone or brick segments.

这一发明就是拱门，一种最初由分段的石头或砖块组成的弧形结构。

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Like a telescope, it has a curved mirror to collect the sunlight.

和望远镜一样，它有一个曲面镜来聚集太阳光。

《柯林斯英汉双解大词典》

Raven has a curved beak.

乌鸦有一张弯曲的嘴。

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They become sticky and harden into the shape of the letter C, like a sickle, a hand tool with a curved blade.

VOA: special.2009.12.16

Irving Fisher also drew on the curve a production possibility frontier for society, which he made downward-curved.

欧文·费雪还画了一条曲线,代表了社会的生产可能性边界PPF,这是一条向下的曲线

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It used a curved mirror to make faraway objects seem larger.

VOA: special.2011.06.01

Streaming out of the puncture, in a curved path with the water, came the light.

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Scythes are still sold worldwide in their classic 19th-century form, with a curved bentwood snath (handle).

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It's elegant and thin with a curved back that's made to fit your palm.

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