ha̍p-kai-kî-jiân合該其然

to be naturally such

to be naturally such; ought to be like that

English Wiktionary, “合該其然” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E5%90%88%E8%A9%B2%E5%85%B6%E7%84%B6 · confidence: Medium (Wiktionary)