pá​chóng

reptile

爬虫 (爬蟲) pá​chóng
reptile noun
reptile or crawling insect

These creeping insects move quietly through the grass.

web crawler noun
a computer program that systematically browses the World Wide Web for indexing or data scraping

He used a web crawler to scrape a large amount of e-commerce data.

Frequency

Movie subtitles
1.25 per million appears in 1% of films
Written text
0.232 per million

Sources

Definitions
CC-CEDICT