时间: 2025-04-25 17:58:53
美: [ʃɛl]
英: [ʃel]
n. 壳，贝壳；炮弹；外形
vi. 剥落；设定命令行解释器的位置
vt. 剥皮；炮轰
最后更新时间:2025-04-25 17:58:53
词源分析：Shell源自古英语“scyl”，它与德语的“Schale”（壳）和荷兰语的“schil”有共同的根源。这个词的构成没有前缀，但可以视为与“外部”或“覆盖”的概念相关。
历史背景：Shell的历史使用可以追溯到中世纪，最初用于描述软体动物的外壳。它也出现在许多文学作品中，象征保护、孤立或物体的外部形式。
课本：Shell常见于小学至高中英语教材，尤其是科学和自然相关的课程。在牛津词典和美国的英语教材中，Shell一般在初中阶段引入。
正式与非正式语境：
特殊场合：
The turtle hides in its shell for protection.
The shell of the egg is fragile and can break easily.
The company was accused of being a shell to avoid taxes.
The shell of the smartphone is made of durable materials.
In programming, a command shell allows users to interact with the system.
同义词：
反义词：
通过以上的分析与阐述，希望能帮助你更好地理解与记忆单词“shell”的不同用法与背景。
[N-COUNT] The shell of a nut or egg is the hard covering which surrounds it. (坚果或蛋的) 壳
例：They cracked the nuts and removed their shells.他们打破坚果并剥掉果壳。
[N-UNCOUNT] Shell is the substance that a shell is made of. 壳料
例：...beads made from ostrich egg shell.…鸵鸟蛋壳做成的珠子。
[N-COUNT] The shell of an animal such as a tortoise, snail, or crab is the hard protective covering that it has around its body or on its back. (动物的) 甲壳
例：...the spiral form of a snail shell.…蜗牛壳的螺旋形状。
[N-COUNT] Shells are hard objects found on beaches. They are usually pink, white, or brown and are the coverings which used to surround small sea creatures. 贝壳
例：I collect shells and interesting seaside items.我收集贝壳以及海边有趣的东西。
[V-T] If you shell nuts, peas, shrimp, or other food, you remove their natural outer covering. 剥…的壳
例：She shelled and ate a few nuts.她剥了一些坚果吃。
[N-COUNT] If someone comes out of their shell, they become more friendly and interested in other people and less quiet, shy, and reserved. 矜持
例：Her normally shy son had come out of his shell.她那平时害羞的儿子已经开始活跃起来了。
[N-COUNT] The shell of a building, boat, car, or other structure is the outside frame of it. 框架
例：...the shells of burned buildings.…被烧毁的建筑物的框架。
[N-COUNT] A shell is a weapon consisting of a metal container filled with explosives that can be fired from a large gun over long distances. 炮弹
例：Tanks fired shells at the house.坦克向那座房子发射炮弹。
[V-T] To shell a place means to fire explosive shells at it. 炮击
例：The rebels shelled the densely-populated suburbs near the port.那些叛乱者炮击了港口附近人口稠密的郊区。
[N-VAR] shelling 炮击
例：Out on the streets, the shelling continued.在外面街道上，炮击在继续。