per
英[pə:,pə]美[pə:,pə]
prep.
1.〈拉〉(表示关涉)通过，由
2.(表示根据)依照，根据
3.(表示比率)(尤指数量，价格，时间)每
4.每，每一
ad.
1.每次；每个
2.照常；按惯例
a.
1.高的；过的；全的
1.〈拉〉(表示关涉)通过，由
2.(表示根据)依照，根据
3.(表示比率)(尤指数量，价格，时间)每
4.每，每一
ad.
1.每次；每个
2.照常；按惯例
a.
1.高的；过的；全的
- The rats were fed 12.5 grams of fructose per kg (2.2 pounds) of weight every day for a year
在一年的时间里，这些老鼠每天按每千克(2.2磅)体重12.5克的标准摄取果糖。收藏 - This method of keyword matching allows your ad to appear for all variations of your keyword allowed by your maximum cost-per-click (CPC).
这种关键词匹配的方法可以使你的广告在关键词最高点击费充许达到的范围内得到最大的利用。收藏 - Self-employed farmers work from 55 to 60 hours per week during the peak summer months.
自耕农在夏天农忙季节每星期劳动55到60小时。收藏 - Intel's profit per share for the second quarter was two cents lower than the market expectation.
英特尔第二季每股获利较市场预期逊色两美分。收藏 - Subjects in one of four calcium subgroups noted a 54 per cent reduction in aches and pains, while the placebo group had a 15 per cent increase.
四个钙服用分组之一的受试者中有54%的人觉得疼痛减弱，而安慰剂服用组则有15%的人觉得疼痛加剧。收藏
开心词场背单词