尺子 (chǐ zi) means “ruler (measuring instrument)”. It is an HSK 5 Chinese word in the HSK 3.0 vocabulary.
Measure word: 把
Practice each character:
数学课上需要用尺子测量。
Shùxué kè shang xūyào yòng chǐzi cèliàng.
A ruler is needed to measure in math class.
Updated: 2026-05-27