Margin call
补充保证金通知，增收保证金，征收保证金的要求
🧩 词语组成解析
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;
call
[kɔl]
v. 呼唤，喊叫;召唤，叫来，召集;下令，命令;打电话给;
n. 喊叫，大声喊;电话联络;必要，理由;要求;
🗣️ 情景例句
Good morning. Restaurant Service. May I help you?
早上好，餐厅服务部，能为你效劳吗？
I got caught in traffic, otherwise I would have been here sooner.
我遇到交通阻塞，否则我很快就到这了。
The pie committee telephoned a local garage owner who arrived in a recovery truck to salvage the pie dish.
馅饼委员会给当地汽车修理库老板打电话，他闻讯后开着一辆急修车前来打捞盘子。