triple的英文

没见过qual。表示四的应该是quad。比如四核处理器：quad-core processor。1 = single2 = dual3 = triple前面的这几个是英语的形容词。下面这些是一套表示数字的前缀。这些前缀全都来自古希腊语。比如 penta 来自古希腊语 πέντε (pente, “five”)， hexa 来自古希腊语 ἕξ (hex, “six”) 等。5 = penta 6 = hexa 7 = hepta 8 = octa9 = nona10 = deca11 = hendeca12 = dodeca13 = trideca14 = tetradeca15 = pentadeca16 = hexadeca17 = heptadeca18 = octadeca19 = enneadeca20 = icosa除此之外，英语里还有另一套来自拉丁语的数字前缀。比如构成这些单词的：二重奏：duo、三重奏: trio、四重奏:quartet、五重奏: quintet等。1 = uni2 = du / bi3 = tri4 = quad / quart5 = quint6 = sext7 = sept8 = octo9 = nona10 = dec