Artificial intelligent assistant

per

per
/pə(r); pɚ; strong form 强读式 pɜ:(r); pə/ prep
(used to express rates, prices, etc 用以表示比率、 价格等) for each (unit of time, length, etc) 每, 每一(时间、 长度等单位): 60 per day 每天60英镑
    2 per person 每人2英镑
    calculated per square yard 以每平方码计算的
    45 revolutions per minute 每分钟45转
    100 miles per hour 每小时100英里

牛津英汉双解词典

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