The ball really follows a smooth curved path, so why do batters sometimes look so foolish swinging at them?

球确实顺着平滑弯曲的道路，那么为什么击球者有时会看起来如此愚蠢地去摆动它们？

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A curved path leads around the annex to the main entrance, which is tucked away between the old and new structures.

弯曲的小路通向周围附属建筑的正门，它隐藏于新建筑与旧建筑之间。

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For example, due to the distortion, a freely moving object would be observed by the goldfish to move along a curved path.

例如，由于扭曲的缘故，一个自由自在移动的物体，在金鱼的眼中，沿着波形的路线移动。

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

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"From Einstein's theory of gravity, that is his general relativity theory, we believe mass curves space and this can cause light to follow a curved path, " he told BBC News Online.

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They could put up a sign to request people actually drive around, or do what fast-food places do by constructing a concrete curved bumper to force cars to follow the path.

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