Pileum
n. 鳥冠(指鳥類頭頂)
??? 情景例句
He ventured his life to rescue a drowning child.
他冒著生命危險去搶救一個溺水的孩子。
What's the date today?
今天是幾號？
To finish so much work in a day is impossible.
一天之內干完這么多事是不可能的。