on average
固定短语,意为“平均来说”,常放在句首或句末。
On average, students spend two hours a day on homework.
平均而言,学生每天花两个小时做作业。
平均数;平均值
平均水平;一般水平;成功率;平均成绩;海损;海损赔偿;集中趋势的任何度量,尤指平均数、中位数或众数。;描述分布位置的统计量
A measure of the central or typical value of a set of numbers, such as the mean, median, or mode.
统计学中常指平均数,也可指中位数或众数
集中趋势的任何度量,尤指平均数、中位数或众数。
Any measure of central tendency, especially any mean, the median, or the mode.
描述分布位置的统计量
a statistic describing the location of a distribution
海损;损失赔偿
A financial loss due to damage to transported goods; compensation for damage or loss.
(体育)成功表现与机会的比率
(sports) the ratio of successful performances to opportunities
根据得分记录等计算出的运动员能力指标。
An indication of a player's ability calculated from his scoring record, etc.
被视为正常或通常的中间值
an intermediate scale value regarded as normal or usual
The average of the test scores was 85.
这次考试分数的平均分是85分。
用法提示:名词“average”在此表示“平均数”,用于计算一组数值的中间值。
AI contextual example
He has a batting average of .300 this season.
他本赛季的击球平均率是0.300。
用法提示:名词“average”用于棒球统计,表示“平均率”。
AI contextual example
On average, people spend two hours commuting each day.
平均而言,人们每天花两小时通勤。
用法提示:短语“on average”中“average”作为名词,表示“平均”。
AI contextual example
固定短语,意为“平均来说”,常放在句首或句末。
On average, students spend two hours a day on homework.
平均而言,学生每天花两个小时做作业。
用于说明计算得出的平均数值,后接具体数字。
The team scored an average of three goals per game.
这支球队平均每场比赛进三个球。
表示“……的平均数”,of 后接被平均的那一组事物。
The average of these five numbers is twenty.
这五个数的平均值是二十。
表示“高于/低于平均水平”,average 前通常不加冠词。
Her test scores are well above average.
她的考试成绩远高于平均水平。
grammar · medium
易错句子In average, students in our school spend two hours on homework every day.
正确表达On average, students in our school spend two hours on homework every day.
表示“平均起来”的固定搭配是 on average,介词只能用 on。汉语“平均来说”里的“在/于”容易让学习者误用 in;把 in 改成 on,搭配才成立。
grammar · medium
易错句子The rainfall in this city is average 800 millimeters a year.
正确表达The rainfall in this city is an average of 800 millimeters a year.
名词 average 表示“平均数为……”时是可数名词,要加冠词并用 of 引出数值,构成 an average of + 数字。直接在 average 后接数字是汉语“平均800毫米”的逐字直译,既缺冠词也缺 of。
grammar · medium
易错句子The average of the students' scores are 85.
正确表达The average of the students' scores is 85.
主语是单数名词 the average,谓语必须用 is;of the students' scores 只是后置修饰语,不决定谓语的数。汉语没有主谓一致,学习者容易被紧挨着的复数 scores 带偏而误用 are。
平均而言
On average, he works ten hours a day.
他平均每天工作十小时。
高于平均水平
Her test scores are well above average.
她的考试成绩远高于平均水平。
低于平均水平
The rainfall this year is below average.
今年的降雨量低于平均水平。
平均工资
The average salary in this industry has increased.
这个行业的平均工资增长了。
平均温度
The average temperature in July is 30 degrees.
七月平均温度是30度。
与平均类似,是描述数据集中趋势的统计量
数据中出现最频繁的值,与平均共同描述数据分布
最大值与最小值之差,反映数据分散程度,与平均互补
衡量数据离散程度的指标,与平均结合说明数据分布
将数据分成百等份的临界值,与平均共同描述数据位置
平均而言
On average, I spend two hours a day reading.
平均而言,我每天花两小时阅读。
高于平均水平
Her test scores were above average.
她的考试成绩高于平均水平。
普通人
The movie is about an average Joe who becomes a hero.
这部电影讲述了一个普通人变成英雄的故事。
普通人认为自己不普通。
Her grades are above average.
她的成绩高于平均水平。
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击球率
He has a batting average of .300 this season.
本赛季他的击球率是0.300。