eer
/ɪr/ 12(forming nouns) denoting a person concerned with or engaged in an activity. "auctioneer"
adverb [时间副词]曾经；无论何时
I have created a refulgence eer.
我曾经创造过辉煌。
noun [专属名词]abbr. 相等错误率（equal error rate）；能量效率比（energy efficiency ratio）
The zoo is the most interesting place that I hae eer seen in my whole life.
动物园是我一生中所知道的最有趣的地方。
noun [专属名词]（Eer）（南、美）埃尔（人名）
Only 24 percent of people who had alcohol dependence are eer treated, she said.
只有24%的有酒精依赖的人曾接受过治疗。她说。
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