n.等级，评估，评价，极限，收听率，收视率
v.估价( rate的现在分词)，定级
The president's approval rating had risen.
总统的支持率上升了。
Four restaurants have been awarded the highest accolade of a three - star rating .
四家餐馆获授予 三星级 餐馆的最高荣誉称号.
It is a ship with a rating of 500, 000 tons.
这是一艘五十万吨级的船.
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