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Guinea + be + (article) + noun/adjective
作为国名，句首需大写。
Guinea is a country rich in natural resources.
几内亚是一个自然资源丰富的国家。
几内亚
guineas — plural of guinea
先理解核心含义，再看它在真实句子里的用法。
几内亚
a country in West Africa, on the Atlantic coast; formerly a French colony
Guinea is a country rich in natural resources.
几内亚是一个自然资源丰富的国家。
珍珠鸡的同义词
Synonym of guinea fowl.
旧时英国金币,价值21先令
a former British gold coin worth 21 shillings
对意大利裔人的冒犯性称呼
(ethnic slur) offensive term for a person of Italian descent
西非大西洋沿岸的共和国,曾为法国殖民地,1958年独立
a republic in western Africa on the Atlantic; formerly a French colony; achieved independence from France in 1958
My cousin has been living in Guinea for two years and really enjoys the local culture.
我表哥已经在几内亚生活了两年，他非常喜欢当地的文化。
Guinea is a country in West Africa where French is an official language.
几内亚是西非的一个国家，法语是其官方语言之一。
Have you ever visited Guinea? I hear the coast is beautiful.
你去过几内亚吗？我听说那里的海岸很美。
作为国名，句首需大写。
Guinea is a country rich in natural resources.
几内亚是一个自然资源丰富的国家。
几尼常用于历史语境或拍卖中。
The painting was sold for 400 guineas.
那幅画以400几尼的价格售出。
Not this
She paid ten guinea for the dress.
Use this
She paid ten guineas for the dress.
guinea为可数名词，复数形式需加-s，所以ten guinea应改为ten guineas。
Not this
He found guinea on the street.
Use this
He found a guinea on the street.
guinea是可数名词单数形式，在句中通常需要冠词，此处泛指一枚几内亚金币，应加不定冠词a。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
金币几尼
He collected antique gold guineas.
他收藏了古董金几尼。
半几尼
The stamp cost half a guinea.
这枚邮票花了半几尼。
几尼费用
The membership fee was one guinea.
会员费是一几尼。
几尼邮票
The rare guinea stamp sold for thousands.
这枚稀有的几尼邮票卖了几千英镑。
几尼价格
The painting was listed at a guinea price.
这幅画标价为几尼价格。
几尼硬币
He found a guinea coin in the drawer.
他在抽屉里找到一枚几尼硬币。
试验品；被试验者
The new drug was tested on a few volunteers who agreed to be guinea pigs.
这种新药在一些同意成为试验品的志愿者身上进行了测试。
发长 /iː/ 音 (如 sea, tea)
Same pattern, same sound
Use guineas naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
记忆：guinea（几内亚）发音近似'给你'，注意拼写g-u-i-n-e-a。
register: historical; contexts: historical coinage, British history; note_zh: 通常用于历史文献或讨论旧货币。
指国名时是专有名词，通常不加冠词；指珠鸡、几尼金币或含贬义的意大利人时是可数名词，复数均为guineas。
Dictionary facts from ECDICT, WIKTIONARY.
Watch the sound change