TUR(=transurethral resection) 经尿道切除(前列腺), 经尿道(前列腺)切除术tupn.公羊；动力锤的头部；冲面tuples元组Tupler图普勒tuple set元组集合tuple value元组值tuple space元组空间tuple-setn.元组集合tuple length元组长度tuple calculus元组演算, 元组运算tuple function元组函数tuple variable元组变量

1. Each tuple is a vector of members.
   每个元组是一个成员向量。
2. This statement lets you update a tuple with a specific value.
   此语句允许您用特定值更新元组。