Almost always read luò (
网络 wǎngluò network,
联络 liánluò to contact,
经络 jīngluò TCM channels). A separate colloquial reading lào appears only in a few spoken words like
络子 (làozi, a knotted-cord net) and
络丝 (làosī, to reel silk); learners can treat luò as the working reading.