V2EX sandwich attack

Sandwich attack

定义 Definition

sandwich attack:字面是“夹心攻击”。常见有两种用法:

  1. 军事/策略:指从两侧或前后同时进攻,把对手“夹在中间”的夹击/合围式攻击(类似“钳形攻势”)。
  2. 加密交易/区块链:指一种“三明治攻击”(MEV/抢跑)攻击者在受害者交易前后各插入一笔交易,利用价格滑点获利。

发音 Pronunciation

/sn(d)wt tk/

例句 Examples

The troops launched a sandwich attack from both sides of the valley.
部队从山谷两侧发起夹击。

In volatile markets, a large swap can be targeted by a sandwich attack that profits from the price movement before and after the trade.
在波动剧烈的市场中,一笔大额兑换可能遭遇“三明治攻击”,攻击者通过交易前后的价格波动获利。

词源 Etymology

sandwich 原指“三明治/夹心面包”,引申为“夹在两层之间”。sandwich attack 就是用这种形象的比喻来描述:在军事上把敌人夹在两股力量之间;在区块链交易中则是把受害者的交易“夹”在攻击者的两交易中间。

相关词 Related Words

文学与作品 Literary Works

该短语更偏战术术语/行业术语,在经典文学中不如日常词汇常见;但在以下类型作品与写作传统中,经常会以 sandwich attack 或近义表述讨论“夹击/合围”或“抢跑夹击”:

  • 军事史与战争纪实(对“钳形攻势、夹击、合围”的战术叙述中常见此类表达)
  • 现代军事题材小说与战术分析写作(用来形象描述两翼包抄)
  • 加密金融与区块链技术写作(MEV、DEX 交易机制与攻击手法的科普/分析文章中常见 sandwich attack
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