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1、digit
数字；手指；
The conception of significant digit and the method of taking down the test data professionally were introduced.
介绍了有效数字的概念和正确记录检测数据的方法。
2、senator
参议员；
Her husband is a lobbyist, and familiar with almost every senator.
她的丈夫是位说客，几乎跟每位参议员都熟。
The senator urged against the adoption of the measure.
那参议员极力反对采取这项措施。
