tàn​tóu

to pop one's head out

探头 探頭 tàn//tóu
to pop one's head out
To stretch or stick one's head out (to look around or peer into a space)
probe
The sensor or front part of a detector, camera, or monitoring device; a surveillance camera

Frequency

Movie subtitles
1.04 per million appears in 0% of films
Written text
4.11 per million

Sources