The first supermarket, King Piggly Wiggly in Memphis, Tennessee, guided the shoppers of 1916 through a maze of chicken-wire aisles until they had passed every available item and reached the checkout.
世界上的第一所超市，坐落于田纳西州孟菲斯市的King Piggly Wiggly在1916年通过一个迷宫来引导购物者-通过走廊让购物者走过每一个柜台最终到达结账台。
Another method that falls under command guidance is the use of wire guided systems.
另外一种指令指导的系统是线导系统。
Results 22 lesions of 20 patients are all excisioned accurately by preoperative wire-localization guided by ultrasound and obtain pathologic diagnosis.
结果20例(22个病灶)经超声引导下导丝定位后全部准确切除，获得病理学诊断。
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