Marginal disutility of labor
[经] 劳动的边际无效性
🧩 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
n. 无用, 无效
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];
labor
['leibə]
n. 劳动;努力;工作;劳工;
v. 努力争取(for);苦干;详细分析;
adj. 劳工的，工会的;（常大写）（英国或英联邦国家）工党的;
vi. （指引擎）缓慢而困难地运转;
🗣️ 情景例句
We have another appointment on the same day.
我们那天有另外一个约会。
A fool knows more in his own house than a wise man in another.
一个蠢材在他自己家里所知的事比一个聪明人在别人家里所知的事要多。
It later became apparent that rabbits were developing a degree of resistance to this disease,
后来，明显看出，兔子对这种疾病已产生了一定程度的免疫力，