时间: 2025-04-25 17:36:42
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 17:36:42
词源分析：Shell源于古英语“scealu”，意为“硬壳”或“保护外层”。它的词根与德语的“Schale”及荷兰语的“schelp”有相似的含义，均指保护性外壳。
历史背景：该词在文献中的首次使用可追溯到公元前的古北欧及古英语文献中，常用于描述自然界中的保护外层。
课本：该词汇常见于中小学英语教材，适合初中及高中阶段的英语学*。在牛津和美国的教材中也普遍涉及，尤其是在涉及自然科学和生物学的章节。
正式与非正式语境：
特殊场合：
The turtle retreats into its shell for protection.
乌龟会缩进它的壳里以保护自己。
The software provides a command-line shell for advanced users.
该软件为高级用户提供了一个命令行界面。
She found a beautiful seashell on the beach.
她在海滩上找到了一个美丽的海贝壳。
The shell of the nut is very hard.
坚果的壳非常坚硬。
They discussed the implications of a shell company in their meeting.
他们在会议上讨论了空壳公司的影响。
同义词：
反义词：
通过上述分析与学*方法，可以更好地理解和记忆单词“shell”的用法与含义。
[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。