Marginal productivity of labour
[经] 劳动力的边际生产率
🧩 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
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];
labour
['leibə]
n. 劳动;劳工;分娩，临产阵痛;工作，活计;
vi. 劳动，努力;艰难行进;分娩，产前阵痛;使疲倦;
🗣️ 情景例句
Thank you. Yes, actually Mary and I have been planning this for some time.
谢谢。其实玛丽和我已计划了很久。
She began playing the violin when she was nine.
九岁的时候，她开始拉小提琴。
It was not that Bruce always underestimated difficulties.
这并不是说布鲁斯总是低估困难，