🧩 词语组成解析
n. 威廉（男子名）；[常作W-][美俚]钞票, 纸币
n. 帕特森（姓氏）
🗣️ 情景例句
I can't build a fire by rubbing two pieces of wood together.
我总不能靠着磨擦两片木柴来取火吧。
I am sorry to keep you waiting.
真抱歉，让你久等了。
only of metal, which wears away by friction.
而是由金属组成，而金属可以随着磨擦而磨损殆尽。