见证

这座横跨长江的大桥见证了半个多世纪以来城市波澜壮阔的发展变迁。

zhè zuò héng kuà cháng jiāng de dà qiáo jiàn zhèng le bàn gè duō shì jì yǐ lái chéng shì bō lán zhuàng kuò de fā zhǎn biàn qiān.

This bridge across the Yangtze River has witnessed the city's magnificent development and changes for more than half a century.