lookasidelukəˈsaidCOCA¹⁷²⁸⁵⁹ 基本例句 un.回过身；回过头看；把眼光避开；侧视；🌏结构 An NPSI would take advantage of lookaside on the index, for example, with a nested loop join in which the outer rows drive sequential access to the inner. 一个 NPSI可能在索引上利用后备链表的优势，例如，使用一个嵌套循环联接，其中外部行驱动对内部行的顺序访问。 ibm