In this example, you learn how to remove old items from a product inventory by selectively removing rows from your database.
在本例中，您将了解如何通过有选择性地从数据库中删除行把旧项目从产品存货清单中删除。
This product uses inert PE material, low friction double blade design, can completely remove functions of needle tube with glue and prevent drip.
此产品使用惰性PE材质，具低磨擦双刮刀功能设计，可完全清除针筒内有残胶且防止滴漏。
Selling point: Detoxification: This product can remove the toxin on the nasolacrimal duct and lymph-vessel, remove the free radicals, and prevent the formation of wrinkles.
销售卖点：排毒：排除眼部鼻泪管和淋巴管的毒素，清除自由基，预防皱纹的形成、。
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