People (France, Germany, Spain, ... etc.) in these regions adopped Roman letters
to spell their languages respectively.
Ireland did not have "written language"
until St. Patrick brought Bible to the island centuries later.
羅馬帝國於二千多年前征服地中海四周及英倫島,
故英國, 法國, 德國, 西班牙。 ... 等, 均採用 「羅馬字母」拼音。
Egptian - Alphabetical Letters