Eradication is the complete getting rid of something so that none of it is left. People use it most for diseases, pests, and big social problems: the eradication of smallpox, of malaria in one area, of corruption.

Eradication iseradication 是 the complete getting rid of something把某個東西徹底清除，so that none of it is left讓它一點都不剩。People use it most for diseases, pests, and big social problems大家最常拿它來講疾病、害蟲，和重大的社會問題：the eradication of smallpoxthe eradication of smallpox（根除天花）、of malaria in one area某地區瘧疾的根除、of corruption貪腐的根除。

It is a heavy, formal noun. You would not say it about wiping a board or finishing the last biscuit.

It is a heavy, formal noun這是個很沉重、正式的名詞。You would not say it about wiping a board你不會拿它來講擦黑板，or finishing the last biscuit或吃完最後一片餅乾。

The picture behind it is pulling a plant up by the root, so it cannot grow back. That is why speakers reach for it when they mean “not just reduced — gone.” In news and government talk it often names a goal more than a finished fact: a plan for eradication, a campaign of eradication.

The picture behind it is這個字背後的畫面，是 pulling a plant up by the root把一株植物連根拔起，so it cannot grow back讓它沒辦法再長回來。That is why speakers reach for it這就是為什麼說話的人會用它，when they mean "not just reduced — gone"在意思是「不只是減少——是完全消失」的時候。In news and government talk在新聞和政府的談話裡，it often names a goal more than a finished fact它常常指的是一個目標，而不是已經完成的事實：a plan for eradication, a campaign of eradicationa plan for eradication（根除計畫）、a campaign of eradication（根除行動）。

Though actually, outside a few famous cases, true eradication is rare; more often the word is doing hopeful or political work.

Though actually不過其實，outside a few famous cases除了少數幾個有名的案例之外，true eradication is rare真正的根除很少見；more often the word is doing hopeful or political work這個字更常做的是傳達希望或政治語言的工作。