Chêng-phok (Latin-gí: Antebrachium; Tek-gí: Unterarm), ia̍h sió-pì, sī siōng-chichhiú-oáⁿ ê hit toāⁿ. I tī chhiú-khiau kap siōng-phok (Oberarm) sio-chiap.

Chêng-phok ê hoâiⁿ-chiat kái-soeh tô͘.

Chi-chhî chêng-phok ê kut-thâu chú-iàu sī chhioh-kut kap jiâu-kut.