Headspring
n. 源泉, 起源
✅ 同义词
🗣️ 情景例句
Is smoking allowed on the train?
火车上允许吸烟吗？
I will happily admit that I am as nervous as a cat on a hot roof.
我承认现在我非常紧张，像热锅上的蚂蚁一样。
It's next to the factory.
书店就在工厂隔壁。