通话 (tōng huà): To hold a conversation (Verb) — Meaning & Stroke Order

Signal interference affected the call quality.

When the mobile phone signal is poor, the call becomes intermittent.

The signal significantly attenuated after passing through the wall, causing a drop in call quality.

Due to signal interference, the sound of the video call was not clear.

Due to network congestion, the video call did not proceed smoothly.

This couple is inseparable, even video calling during work breaks.

Due to unstable network signal, the audio in the video call is very choppy (not coherent).

Is your phone's antenna broken? Why is the call cutting in and out?

My daughter is studying abroad and often keeps in touch with us through video calls.