exact science

常见例句

Earthquake prediction at the present time is not an exact science, and forecastsof earthquake occurrences have not been very accurate.
现在所谓的地震预测并不是一门精确科学，因此对于地震的预报也没有那么精确。
While determining the number of connections needed is not an exact science, through trial and error and application monitoring the best possible value can be found.
虽然确定所需的连接的个数不是准确的科学，但是通过反复实验和应用程序监视，您可以找到可能找到的最佳值。
Try as we all may, time management isn’t an exact science.
尽力做好就可以，时间管理不是一门精确的科学。

Marketing, as much as we want it to be, is not an exact science.
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Since the Olympics are sold in multiple-year packages, allotting the revenue for specific Olympic is not an exact science.
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