table lookup

基本解釋

Questions like “I remember you were planning on using a table lookup to improve performance–how did that turn out?”
問類似這樣的問題：“我記得你當(dāng)時打算用表格查找技術(shù)來提升性能，效果怎么樣？”
It has an integrated memory management unit that is normally used to provide access to the address space of one process by using the same page table lookup as the PPE.
它具有一個集成的內(nèi)存管理單元，通常使用與 PPE 類似的頁表查詢機制來提供對某個進程地址空間的訪問。
If the route table lookup shows that the packet is destined for a non-local subnet, the router forwards the packet to the next-hop router using the next-hop router's MAC address.
如果查找路由表顯示包的目的地不在本地子網(wǎng)，路由器就利用下一跳路由器的MAC地址把包轉(zhuǎn)發(fā)給下一跳路由器。

And relying on something called table lookup, Of which memoization is a special case.
并且通過查表的方式進行使用，而默記法就是一種特例。
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But table lookup is very common.
但是查遍是普遍使用的一種方法。
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Where does that router get that big lookup table?
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