光缆 (guāng lǎn): Optical cable (Noun) — Meaning & Stroke Order

How often does your company perform maintenance on this section of optical cable that you are responsible for?

Workers are laying new optical cables.

Due to improper construction, that main trunk optical cable was accidentally severed.

The new type of optical cable not only has a large transmission capacity but also stronger anti-interference capabilities.

Optical cables make our internet speed faster.

I told the technician that the poor internet at home might be due to a loose connection in the optical cable at the doorway.