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- closed shell of electrons 封闭电子壳层
- Elements consist of atoms that consist of a nucleus of positive protons, neutral neutrons, and a shell of electrons. 组成元素的原子是由带正电的质子，中性的中子组成的原子核以及核外电子构成的。
- The outermost electrons surrounding a closed shell. 闭壳层之外的最外层电子。
- The despair left him a mere shell of a man. 他陷入绝望，形同躯壳。
- They gather about themselves their protective shells of electrons, and become docile neutral atoms. 它们将其保护性的电子壳层在其周围集合起来，而变成易于对待的中性原子。
- The armadillo has a protective shell of bony plates. 犰狳有角质鳞片的护甲。
- The shell of a snail is its skeleton. 蜗牛的壳是它的骨骼。
- Only the shell of the factory was left after the fire had been put out. 大火扑灭之後，工厂只剩下个空架子了。
- Now on the platform stood this shell of straw. 台面上盖着一层草。
- The chitinous internal shell of a squid. 羽状壳乌贼的壳质的内壳
- The assignment of electrons is somewhat arbitrary. 电子的分配多少带有武断性。
- The hard, siliceous bivalve shell of a diatom. 硅藻细胞壳硅藻的坚硬含硅的硬壳
- Oxidation involves the transfer of electrons. 氧化过程涉及电子的转移。
- An electric current in metal is caused by the movement of electrons. 金属内电流是由电子运动引起的。
- Photoionization Calculations for the Outermost Closed Shell of Alkali Metal Atoms 碱金属原子光电离截面的计算
- All the alkali metals have a single s-electron outside a closed shell. 所有的碱金属都在闭合壳层之外有一单个S电子。
- The despair leaves him a mere shell of a man. 他陷入绝望,形同躯壳。
- Atoms are made up of electrons and protons. 原子由电子和质子构成。
- She had developed a shell of indifference. 她养成一副冷漠的外表。
- Listing 1 provides the basic shell of the program. 清单1提供了该程序的基本骨架程序。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
