这些工程师目前正在努力工作用英文怎么说

"These engineers are currently working hard" can be expressed in Engpsh as "These engineers are currently putting in a lot of effort."

来源：这是一个常用的表达方式，常用于描述工程师正在努力工作。

Examples:

"These engineers are currently putting in a lot of effort to complete the project on time."
(这些工程师正在努力工作，以便按时完成项目。)
"They are working hard to find a solution to the problem."
(他们正在努力寻找解决问题的办法。)
"The engineers are dedicating a lot of time and energy to their work."
(工程师们正在投入大量时间和精力到他们的工作中。)