Theoretical margin
[计] 理论边限, 理论系数
🧩 词语组成解析
theoretical
[,θiə'rɛtɪkəl]
adj. 理论的;推想的，假设的;空论的;
theor考虑+et=em变体，获得+ ical ...的 →theoret=theorem考虑后获得的结果=定理 + ical ...的 → a.理论(上)的
margin
['mɑrdʒən]
n. 边缘，范围;极限;利润，盈余;（版心外）的空白;
vt. 留边;成为…的边;加边于，围绕;为…加旁注;
🗣️ 情景例句
If anyone has any objections, now is the time to voice them.
如果有人反对，现在就可以说出来。
This is a record player.
这是一台电唱机。
Well, it's getting late. I must be off now. Nice to meet you.
好啦，时间不早了。我得走了。见到你很高兴。