quintuplet/ˈkwɪntju:plet; ?@ kwɪnˈtu:plɪt; kwɪn`tuplɪt/ (also quin, US quint) n (usu pl 通常作复数) any of five children born to the same mother at one birth 五胞胎中的一个孩子.
牛津英汉双解词典