The engineer designed a bridge.

工程师设计了一座桥。

The engineer made the robot clean the windows of the tall building.

工程师让机器人清洁高楼的窗户。

The engineer specializes in sonics.

这位工程师专攻声学。

The engineer designed this bridge.

这位工程师设计了这座桥。

The engineer is testing a new arm.

工程师正在调试新的机械臂。

The engineer is checking the electric cabinet.

工程师正在检查电控箱。

The engineer is doing some riveting work.

工程师正在进行铆接工作。

The engineer inspected every welding seam.

工程师检查了每一条焊缝。

The engineer controls the machine with precision.

工程师精确地控制机器。

The engineer is testing a new converter.

工程师正在测试新的振荡器。