what's-her-name
noun[S]
informal(mainlyUKwhatsername);(USwhatshername)uk/ˈwɒts.ə.neɪm/us/ˈwɑːts.ɚ.neɪm/(alsowhat's-her-face)used for referring to a woman orgirlwhen you cannotrememberor do notknowhername
名叫某某的她，某个她（用于忘记女子的名字时）
I gave thereportto what's-her-name - the newmarketingassistant.我把报告给了那个叫什么来着——就是那个新的市场助理。