Samsung Galaxy Buds 4 Pro are gearing up to drop on March 11, and Amazon is offering a sweet bonus for Prime members who pre-order these earbuds ahead of that release. Those hoping to grab these earbuds can score a $30 Amazon gift card for free with their $249.99 preorder right now, which is a great way to land a little extra spending cash.
一台原本定价3000元的中端手机，若存储成本从300元涨到540元，仅这一项就吞噬了240元的毛利空间。若终端不涨价，整机毛利可能直接归零甚至亏损。面对如此剧烈的成本冲击，手机厂商不得不做出艰难抉择。
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current_url = self.config.start_url
newNode-next = buckets[bucketIdx]; // 头插法