jì​shì​běn

laptop

记事本 (記事本) jì​shì​běn
laptop noun
a portable personal computer

He carries a notepad with him to record sudden bursts of inspiration.

notebook noun
a physical book or pad of paper for writing notes

He recorded the main points of today's meeting in his notebook.

Frequency

Movie subtitles
2.24 per million appears in 1% of films
Written text
1.06 per million

Sources

Definitions
CC-CEDICT