确定《食品法典》标准需要数年的时间，因为食品标准的内容要经过艰苦谈判。
Assigning a Codex standard takes years, as the content of the food product is painstakingly negotiated.
1984年，经过长时间的艰苦谈判，那不勒斯足球队在支付了130亿里拉的高价后，终于将马拉多纳纳入巴赛罗纳队。
In 1984 after a long, difficult negotiation Naples Football Team succeeded in engaging Maradona, paying 13 billion liras to Barcellona.
经过两天的艰苦谈判之后，我们应该休息一下。
After two days' hard negotiations, we deserve some relaxation, I think.
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