🧩 词语组成解析
n. 美国文物；美国文献
🗣️ 情景例句
While sitting on the bus I often meet interesting people.
乘车时，我经常碰到一些有趣的人。
The more we study, the more we discover our ignorance.
学得越多，就越发觉自己无知。
A cat's ability to survive falls is based on fact.
猫在跌落时能够大难不死是有事实作为依据的。