Potomac
n. 波拖马可河（美国河名）
🗣️ 情景例句
Do you know where the nearest post office is?
你知道最近的邮局在哪儿吗？
It is more blessed to give than to receive.
施恩比受惠更有福。
Hello, Uncle Wang. Nice to meet you.
你好，王叔叔。见到你很高兴。