英语语法分析

Here's an irony, the building we are in now, the astronomy building not far from our observatory, has unshielded lights.

讽刺的是，我们现在所在的这栋楼，离我们天文台不远的那座天文楼，竟然有未屏蔽的灯。

Cables with twisted pairs are available shielded or unshielded.

采用双绞线的电缆有屏蔽的，也有非屏蔽的。

The EM Clamp is often used to test unshielded multiple conductor cables.

电磁钳常用于测试非屏蔽的多根电缆。