也有失败苦涩
There is also the bitterness of failure
以上为机器翻译结果，长、整句建议使用 人工翻译 。
“回顾历史，展望未来”。有成功的喜悦，也有失败的苦涩。但这些只能代表过去。
"Look back history, look ahead into the future". Have success happy, also have failure bitter. But these can only represent to pass.
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