🧩 词语组成解析
a. 福尔松（文化）的（落基山脉东部的史前文化遗迹）
🗣️ 情景例句
They'll just make him sad.
那些只会让他悲伤。
A bear growls.
熊在吼叫。
With practice, no doubt, I could in time learn to write by holding the pen still while the paper moved.
毫无疑问，经过练习，我最终能够学会笔不动而纸动来写字。