"Phi-sú-tóng" pán-pún chi-kan bô-kāng--ê tē-hng

'''Phi-sú-tóng''' ([[Ji̍t-gí]]: ピストン; [[Eng-gí]]: ''piston'') sī chi̍t khoán ki-hâi pō͘-kiāⁿ, chhái-ēng tī [[óng-ho̍k-sek iân-jín]] (''reciprocating engine''), [[óng-ho̍k-sek phòng-phuh]] (''reciprocating pump'') téng ki-hâi lāi-bīn. Phi-sú-tóng sī oa̍h-tāng ê pō͘-kiāⁿ, long tām [[si-lín-tah]] (''cylinder'') lāi-bīn, tàu chiūⁿ [[phi-sú-tóng lín-guh]] (''piston ring'') hō͘ i ē-tàng ū khì-ba̍t (''gas-tight'', chó͘-tòng khì-thé siā-lāu) ê chok-iōng.