There are more waiters than workers, more playground staff than engineers, and more store clerks and sales representatives than construction workers.
服务员比劳工多，游乐场工作人员比工程师多，店员和销售代表比建筑工人多。
It supplies surveyors, engineers, cartographers, and scientists with the ability to conveniently store, search, and exchange high-resolution CAD and GIS mapping products.
它给测量员、工程师、制图师和科学家提供了便利的保存、搜索和交互高解析CAD和GIS制图产品。
A team of engineers from Cambridge think they have a potential solution: a giant battery that can store energy using gravel.
一支来自剑桥的工程师团队找到一种可能的解决方法：一组使用砂砾的巨型蓄电机组可以完成能量的不间断存储。
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