值得注意的是，标准普尔此次对特斯拉的评级为非请求评级(unsolicited rating)，并未获得特斯拉的委托。
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unsolicited rating service 被动评级服务
unsolicited rating
不请自来的评级
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Fitch probably does the most unsolicited rating up to 5% of its portfolio.
ECONOMIST: Credit-rating agencies
Should the fact that a rating is unsolicited be disclosed to the market?
Rating agencies defend unsolicited ratings in two ways.
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