You can see the main board with all kinds of wires attached and oscilloscope probes.
您可以看到连接了各种电线和示波器探头的主板。
英语百科
Test probe
(重定向自Oscilloscope probe)
A test probe (test lead, test prod, or scope probe) is a physical device used to connect electronic test equipment to a device under test (DUT). They range from very simple, robust devices to complex probes that are sophisticated, expensive, and fragile.