Marginal activity
[经] 边际活动, 边缘经营
🧩 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
🗣️ 情景例句
She is giving me piano lessons in exchange for her English classes.
我教她英语，她教我弹钢琴。
Ellen liked to smell her mother's cooking, when she came home.
艾伦回到家来，喜欢闻一闻母亲做的菜。
Yes?
什么事？