🧩 词语组成解析
n. 泡沫；气泡（bubble的复数）
🗣️ 情景例句
Could I have the bill, please?
我能买单吗？
On a crowded train, one comes in contact with many people.
在拥挤的火车里面，会和许多人接触。
Jim, where's your father?
吉姆，你爸爸在哪儿？