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1·It found the higher brain functions in the pre-frontal cortex initially give us the edge when hunting for bargains.

研究发现，在人们购物时，依靠的是前额叶皮层产生的高级脑功能。

2·Unmerciful edge of knife keep on at innocent frontal eminence.

无情的刀刃儿纠缠着无辜的额角。

3·There are eastern detachment zone, frontal zone and out—edge zone in E—W direction.

东西可分为东部滑脱带、中部锋带和西部外缘带。