that(指示代词/限定词/连词/代词):常指离说话者较远或前文提到的人或事物,相当于“那个/那件事/那样的”;也常用作连词,引出从句,相当于“(使得/以便/)……的那个”。
/ðæt/
That book is mine.
那本书是我的。
She said that she would call me when she arrived, but that never happened.
她说她到了会给我打电话,但那件事从未发生。
源自古英语 þæt,原本用作指示代词/限定词(“那、那个”),后来用法扩展,也常作连词引导从句(如 I think that…)。字母 þ(thorn)在中古英语时期逐渐被 th 取代,形成现代拼写。