词典释义：
the hard protective outer case of a mollusc or crustacean
（软体或甲壳纲动物的）壳
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cowrie shells 宝贝壳
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[mass noun]
the technique of carving shell .壳雕技术。
the thin outer covering of an animal's egg, which is hard and fragile in that of a bird but leathery in that of a reptile
蛋壳。
the outer case of a nut kernel or seed
果壳；荚。
the carapace of a tortoise, turtle, or terrapin
甲鱼壳，龟甲。
the wing cases of a beetle
（甲虫的）鞘翅。
the integument of an insect pupa or chrysalis
（蛹或茧的）外皮
(
〈喻〉 害羞；内向
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she'll soon come out of her shell with the right encouragement .给她适当的鼓励，她很快就会不再羞怯的。
something resembling or likened to a shell because of its shape or its function as an outer case
壳状物
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pasta shells 贝壳形意式面
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baked pastry shells filled with cheese .酥皮奶酪馅饼。
the walls of an unfinished or gutted building or other structure
（建筑物的）壳体，空壳
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the hotel was a shell, the roof having collapsed completely .旅馆成了废空壳，屋顶完全倒塌了。
〈喻〉 空躯壳
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he was a shell of the man he had been previously .他已经不是过去的他了，成了一副空躯壳。
a light racing boat
轻型赛艇。
the metal framework of a vehicle body
（车身的）外壳。
an inner or roughly made coffin
内棺；粗制棺材。
the handguard of a sword
（剑的）护手。
【物理】 壳层。
an explosive artillery projectile or bomb
炮弹；炸弹
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the sound of the shell passing over, followed by the explosion 炮弹嗖的一声飞过，接着是爆炸声
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[as modifier]
shell holes .弹孔。
a hollow metal or paper case used as a container for fireworks, explosives, or cartridges
烟花筒；弹壳；弹药筒。
〈北美〉 子弹。
【计算机】 <Bold>SHELL PROGRAM</Bold>的简称。
bombard with shells
炮轰
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the guns started shelling their positions .大炮开始轰击他们的阵地。
(一般作
【棒球】 从（对方投手或球队）大量得分。
remove the shell or pod from (a nut or seed)
剥壳；脱壳；脱粒
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they were shelling peas 他们在剥豌豆
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[as adj.
shelled ]shelled Brazil nuts 去壳巴西果。
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shell something out （或shell out ）informal pay a specified amount of money, especially an amount that is resented as being excessive 〈非正式〉 付款（尤指付因认为过多而不愿付的款）he has had to shell out ￡ 500a week hiring a bodyguard . 他得每周付出500英镑雇佣一个保镖
"Old English
