记住 Marginal efficiency of capital：词根拆解 + 名言例句助记法

🧩 词语组成解析

marginal ['mɑrdʒɪnl]

adj. 边的，边缘的;旁注的;临界的，最低限度的;收入仅敷支出的;

margin边缘 + al 表示属于...的、具有...性质的、如...的 → a.微小的,不重要的;仅以微弱多数票获胜的;记在页边的

efficiency [ɪ'fɪʃənsi]

n. 效率，效能;实力，能力;[物]性能;功效;

ef出+fic做+iency表名词 →做出事情→ 有效率

of [əv]

prep. 关于;属于…的;由…制成; aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];

capital ['kæpɪtl]

n. 首都;资本;资源;大写字母; adj. 极好的;死刑的;资本的;首都的;

capit头+al...的→头的→首要的；首都；资本

I'm so hungry, I could eat a horse.

我饿得能吃下一匹马！

You walk so fast that I can't keep up with you.

你走得太快，我跟不上你。

of the nature of the illness from which his friend was suffering,

不知道他的朋友得的是什么病，

更多情景英语 ›

macrobicyclic

malish

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mcgonigal

metal-containing polymer

micrometeorologist

mixed joints

molded