==========跟单区(id, item, link, qty, price, contact)， 越线直接忽略，不下单====必须给电话，可以站短，没有电话的直接忽视
并且希望注明价格浮动范围，即超过多少钱就不要了
再加一个，谢谢
id gzhwyt 97238034
item What to Expect the First Year
link http://www.amazon.com/What-Expect-First-Heidi-Murkoff/dp/0761181504/ref=dp_ob_title_bk
qty 1
price 11.51 <15
item What to Expect the First Year
link http://www.amazon.com/What-Expect-First-Heidi-Murkoff/dp/0761181504/ref=dp_ob_title_bk
qty 1
price 11.51 <15
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