tàn​zi

spy

探子 tàn​zi
spy noun
person sent out to gather intelligence, scout information, or act as a detective

The general sent a scout to find out the enemy's movements.

probe noun
long and narrow utensil used for probing and taking samples from containers

The quality inspector used a sampler to take samples from the grain bags.

sound noun
medical instrument used for exploring body cavities or channels

The doctor carefully inserted a probe into the wound to check its depth.

Frequency

Movie subtitles
1.16 per million appears in 0% of films
Written text
0.728 per million

Sources

Definitions
CC-CEDICT