The bridge looks like the letter "Y".

这座桥看起来像字母“Y”。

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According to Vinceti, they appear to be the letters ce or simply the letter B. Other symbols would be hidden in the landscape, more precisely in the arch of the bridge.

据Vinceti称，它们似乎是字母ce或者单个字母b。在背景中，准确地讲是在桥拱中，也可能隐藏着其他的符号。

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Thee letter from the university is a folded card, featuring a pencil sketch of a small bridge over a stream, a common scene in the lower reaches of the Yangtze River.

江南大学的通知书是一张折叠的卡片，上面有河流和小桥的素描画，这是长江下游地区常见的景色。

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