🧩 词语组成解析
n. 威廉（男子名）；[常作W-][美俚]钞票, 纸币
abbr. 宾夕法尼亚大学（Pennsylvania）
🗣️ 情景例句
They are expecting their first child.
他们在怀他们的第一个小孩。
Why didn't you try again?
为什么你不再试一次？
Cave exploration, or pot-holing, as it has come to be known, is a relatively new sport.
洞穴勘查——或洞穴勘探——是一项比较新的体育活动。