isa expansion connector
/ˈɪsəɹ ɛkspˈanʃən kənˈɛktə/
n
English · isa expansion connector中文 · ISA扩展插槽Español · conector de extensión ISAFrançais · connecteur d’extension ISA
意味：Socket accepting an expansion card designed according to ISA standards (usually a modem card or sound card).