Guan
n. 中南美所產的冠雉（外形似火雞）
??? 情景例句
When would we have to move?
什么時候我們得搬家？
The healthful man can give counsel to the sick.
健康的人可以對生病的人提出忠告。
It seems that man was making a real effort to understand the seasons 20,000 years earlier than has been supposed.
看來人類早就致力于探索四季變遷了，比人們想像的要早20，000年。