统计数字表明,按平均数计算,母亲受教育年限越长,她的家庭人口就越少。
Statistics show that the average family size increases in inverse ratio to the mother's years of education.
按平均数计算,全世界外汇市场上不同货币的日交易量大约为1.5万亿等值的美元。
On average, the equivalent of about $1.5 trillion in different currencies is traded daily in the FX market around the world.
按平均数计算,全世界外汇市场上不同货币的日交易量大约为1.5万亿等值的美元。
On average, the equivalent of about $1.5 trillion in different currencies is traded daily in the FX market around the world.
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