名词
中文翻译：Unknown
同义词：
['total counter', 'aggregate counter', 'sum total']
例句：
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1. The sales team uses a sum counter to tally up the daily sales figures.
销售团队使用一个总计数器来统计每日的销售数据。
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2.The project manager needs to sum up all the costs and expenses to make a final budget.
项目经理需要将所有成本和支出加起来，以制定最终预算。
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3. The teacher asked the students to sum up their homework assignments before the class began.
老师要求学生们在上课前完成他们的家庭作业任务。