Let m and n be positive integral numbers, f(m ,n) denotes the numbers of necklaces that are composed of n beads with m colors, and g(m,n) denotes the numbers of necklaces that are composed of m red beads and n white beads.
设m、n为正整数,f(m,n)表示用m种颜色的珠子做成的不同n-珠项链的数目,g(m,n)表示用m颗红珠和n颗白珠做成的不同项链的数目,本文给出了f(m,n)和g(m,n)的表达式。
Revisiting The Necklace;
玛蒂尔德,不该被忽视的美德——关于《项链》的再思考
The Necklace is the representative works of Maupassant.
《项链》是法国短篇小说巨匠莫泊桑的代表作。
a diamond ring, necklace, etc
钻石戒指、 项链等.
Your necklace is just like mine.
你的项链和我的项链很相似。
necklace of coral (natural or agglomerated)
珊瑚(天然或凝聚的)项链
They wore their gold necklaces and earrings.
戴上了金项链和金耳环,
The gold necklace is very elegant.
这条金项链非常精致。
a necklace of lustrous pearls.
一串发亮的珍珠项链。
Kate is wearing a coral necklace.
凯特戴着一条珊瑚项链。
She bought a necklace of crystals.
她买了一个水晶项链。
She fashioned a necklace from paper clips.
她用纸夹做成项链。
She popped her necklace.
她当掉了她的项链。
This necklace is worth 1, 000 US dollars.
这条项链值1000美元。
Do you want to buy a pair of earrings or a necklace?
想买耳环和项链吗?
A necklace and some money.
一条项链和一些钱。
The girl is wearing a bead necklace.
女孩戴了一条珠子项链。
This necklace is of 18 carat .
这根项链有18克拉。
Her diamond necklace must have cost a king's ransom.
她的钻石项链一定很贵。
exquisite necklace, diamond air
精致项链,钻石气派。
Her necklace is made of gold.
她的项链是纯金的。
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