engineer Wikipedia

Engineers, as practitioners of [engineering], are people who invent, design, analyse, build and test machines, systems, structures and materials to fulfill objectives and requirements while considering the limitations imposed by practicality, regulation, safety, and cost.
工程师作为工程从业者，他们发明、设计、分析、制造并且测试机器，系统，结构和材料，考虑实践、规则、安全和成本限制，实现目标和需求。
The word engineer (Latin ingeniator is derived from the Latin words ingeniare ("to contrive, devise") and ingenium ("cleverness"). The foundational qualifications of an engineer typically include a 4-year bachelor's degree in an engineering discipline, or in some jurisdictions, a master's degree in an engineering discipline plus 4–6 years of peer-reviewed professional practice (culminating in a project report or thesis) and passage of engineering board examinations.
engineer这个单词源自拉丁字“ingeniare”（设计）和“ingenium”（聪明）。一个工程师基础的从业资格，通常需要4年工程专业学士学位，某些地方需要工程学科硕士学位外加4~6年同行评议职业实践（一份项目报告或论文）并且需要通过工程师委员会考试。

The work of engineers forms the link between [scientific discoveries] and their subsequent applications to [human]and [business needs]and [quality of life]
工程师将科学发现和随后满足人类以及商业需求和生活品质的应用联系起来。