rudimentary
Definition
Involving basic or undeveloped forms; not advanced.
日本語 基本的なか、未発達の形; 進んだものではない
Example
"The cave drawings are a rudimentary form of storytelling."
Involving basic or undeveloped forms; not advanced.
日本語 基本的なか、未発達の形; 進んだものではない
"The cave drawings are a rudimentary form of storytelling."