tiám-tuh點厾

to touch up a painting

to touch up a painting; to give tips; to demonstrate (how something's done); to give advice; to remind

English Wiktionary, “點厾” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E9%BB%9E%E5%8E%BE · confidence: Medium (Wiktionary)