Discovery day
哥伦布发现美洲纪念日（等于Columbus Day）
🧩 词语组成解析
day
[de]
n. 一天;白天;时期;节日;
adj. 日间的;逐日的;
adv. 每天;经常在白天地;
🗣️ 情景例句
I have to turn off the lights,
我得关掉灯，
If he doesn't play, who will?
如果他不，谁要去玩？
We've seen several members of the family since we arrived my grandfather and my aunt and uncle.
自我们回来以后已经见到了好几个家庭成员祖父、姑姑和叔叔。