Ineffectiveness is the fact or quality of not achieving what something is meant to achieve. It names the failure, not the thing itself: the ineffectiveness of a policy, a drug, a campaign, or a way of teaching.

Ineffectiveness無效 is是指 the fact or quality of not achieving沒有達成 what something is meant to achieve某件事原本該達成的目標, 這個事實或這種特性。It names它指的是 the failure失敗這件事本身, not不是 the thing itself那個東西本身: the ineffectiveness of a policythe ineffectiveness of a policy（政策的無效）, a drug藥物, a campaign活動, or a way of teaching或教學方式。

This is a formal noun, at home in essays, news, and reports. People use it when they want to talk about the problem as a whole, often to complain or to explain why a change is needed.

This is這 a formal noun是個正式的名詞, at home in常出現在 essays, news, and reports論說文、新聞和報告裡。People人們 use it會用它 when they want to talk about想要談論 the problem as a whole這個問題整體, often通常 to complain是為了抱怨, or to explain或是解釋 why a change is needed為什麼需要改變。

It does not mean 'being slow' or 'wasting money' — that is inefficiency — though a plan can of course be both. Though actually, writers sometimes pile this word on when they simply mean 'it did not work', which is the same idea in a heavier coat.

It does not mean它不代表 'being slow' or 'wasting money'動作慢或浪費錢 — that is那是 inefficiencyinefficiency（沒效率） — though不過 a plan can of course be both一個計畫當然可以兩者都是。Though actually不過, writers sometimes pile this word on有時候作者會堆上這個字 when they simply mean只是想說 'it did not work',「這沒用」, which是 is the same idea in a heavier coat其實是同一個意思，只是穿了件比較重的外套。