chiat-iok節約

to economise

to economise; to conserve (resources); frugal; thrifty; economical

English Wiktionary, “節約” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E7%AF%80%E7%B4%84 · confidence: High (Wiktionary, PH/Quanzhou/Jinjiang)