Undergrounder
n. 在地面下工作的人, 秘密组织成员, 地下铁道乘客
🗣️ 情景例句
How many people are there in your family?
您家有几口人？
One woman, in Peru, was saved from an earthquake by lying between two mattresses.
秘鲁的一位妇女，躲在垫子之间从地震中死里逃生。
What about this one?
这种如何？