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
珍珠鸡；畿尼（旧时英国金币，值21先令）；对意大利裔的贬称；珍珠鸡的同义词；旧时英国金币,价值21先令
a country in West Africa, on the Atlantic coast; formerly a French colony
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。
用法提示：Guinea 在此句中作名词，指西非国家几内亚。
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。
用法提示：Guinea 作名词，表示西非国家几内亚。
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。
用法提示：Guinea 在此问句中作名词，指西非国家几内亚。
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。
grammar · medium
易错句子She paid ten guinea for the dress.
正确表达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。
grammar · medium
易错句子He found guinea on the street.
正确表达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。
guinea 指旧英国金币，而 Guinea 是西非国家名，两者拼写相同但含义不同。
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
Dictionary facts from ECDICT, WIKTIONARY.
Watch the sound change