cover
v.
mid-12c., from Old French covrir (12c., Modern French couvrir) "to cover, protect, conceal, dissemble," from Late Latin coperire, from Latin cooperire "to cover over, overwhelm, bury," from com-, intensive prefix (see com-), + operire "to close, cover" (see weir). Related: Covered; covering. Military sense is from 1680s; newspaper sense first recorded 1893; use in football dates from 1907. Betting sense is 1857. Of horses, as a euphemism for "copulate" it dates from 1530s. Covered wagon attested from 1745.
n.
early 13c., in compounds, from cover, v.. Meaning "recording of a song already recorded by another" is 1966. Cover girl is U.S. slang from 1915, shortening of magazine-cover girl.
词根：cover = cover 覆盖
词根cover来源于拉丁语 cooperire 覆盖，该词根还是一个单词，属于重要词根，由它构成的单词一般不难理解。词根cover的异形同义词根是：c，cel，caly，tect，teg 覆盖。
词例：
同源词：
1. uncover [un- 不,否 + cover 覆盖 → 不覆盖某物 →]
vt. 揭露,暴露,揭开…盖子
2. undercover [under- 下,下面 + cover 覆盖 → 在覆盖物下面干活的 ]
adj. 秘密的,工作的,暗中进行的
3. discover [dis- 否定 + cover 覆盖 →全面否定覆盖物的存在，因为我全看到了 →]
vt.发现,找到,发觉
4. discovery [见上，-y 名词后缀 →]
n.被发现的事物；发现，发觉
5. covert [见上，T 十字架，即神 → 不用遮掩，你照样找不到神→]
adj. 隐蔽的,秘密的,暗中的,灌木丛
6. recover [re- 再,重复 + cover 覆盖 → 一再去掉覆盖在伤口上的脱皮 →]
n.恢复,痊愈,收复,重新得到
7. cover
adj. 隐蔽的，不公开的，秘密的； 偷偷摸摸的； 在丈夫保护下的
n. 遮蔽处，树丛
8. coverage [cover 覆盖 + -age 名词后缀 →]
n.新闻报道；覆盖范围