phah-nóa拍灘

to work diligently

to work diligently; to strive; to work hard; to lie down (on the ground, etc.) making one's clothes unclean, not worrying about minor matters

English Wiktionary, “拍灘” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E6%8B%8D%E7%81%98 · confidence: Medium (Wiktionary)