1
a/an + (adjective) + gemstone
gemstone 是可数名词，常与形容词连用。
She wore a beautiful gemstone necklace.
她戴着一条美丽的宝石项链。
宝石
gemstones — plural of gemstone
先理解核心含义，再看它在真实句子里的用法。
宝石
A gem, usually made of minerals.
She wore a beautiful gemstone necklace.
她戴着一条美丽的宝石项链。
宝石,通常由矿物制成。
A gem, usually made of minerals.
She wore a beautiful gemstone necklace to the party.
她戴了一条美丽的宝石项链去参加派对。
The jeweler examined each gemstone carefully before setting it.
珠宝商在镶嵌前仔细检查了每一颗宝石。
Many gemstones are found in mines, but some are created in labs.
许多宝石是在矿井中发现的，但有些是在实验室里制造的。
gemstone 是可数名词，常与形容词连用。
She wore a beautiful gemstone necklace.
她戴着一条美丽的宝石项链。
Diamonds and rubies are precious gemstones.
钻石和红宝石是珍贵的宝石。
Not this
She has many gemstone in her collection.
Use this
She has many gemstones in her collection.
gemstone 是可数名词，表示多个时需要用复数形式 gemstones。
Not this
He gave her gemstone as a gift.
Use this
He gave her a gemstone as a gift.
gemstone 是可数名词，单数形式前通常需要不定冠词 a 或 an。
Choose the next layer that will help you use gemstones with more confidence.
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Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
Use gemstones naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.