America had often been discovered before Columbus, but it had always been hushed up.
📚 名句词汇解析
从本句名言中提取的重要词汇，帮助你深度理解这句话
adv. 常常;经常;时常;再三;
💡 十(ten)有八九的(of)， 经常的
"Sleep has often been thought of as being in some way analogous to death."
人们常常认为睡眠在某种意义上来说类似死亡。
近义：manyfold, oft, oftentimes, repeatedly, usually, offtimes
反义：infrequently, occasionally, seldom, sometimes
n. 美洲;美国;[电影]亚美利加;
"His ancestors had come to America from Ireland."
他的祖先从爱尔兰来到美国。