chemical element

英 [ˈkemɪkl ˈelɪmənt]

美 [ˈkemɪkl ˈelɪmənt]

n.  化学元素

化学

英英释义

noun

• any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter
  Synonym:element

双语例句

• The chemical element lifted to see to see everything of in front, as if deep in thought, go in toward a restaurant.
  元素抬眼看了看面前的一切，若有所思，向一家饭馆进去。
• We must include this chemical element in the group.
  我们必须使组里包括这种化学元素。
• Each pattern stands for a kind of chemical element, and so different sets or patterns of spectral lines mean that star has a different chemical composition.
  各个模式各代表一个特别的化学元素。所以不同的摆放或是不同的光谱线的模式意味着恒星有着特别的化学成分。
• So they represented this chemical element with a solar symbol.
  所以他们用太阳符号来代表这种化学元素。
• Isotope: One of two or more species of atoms of a chemical element having nuclei with the same number of protons But different numbers of neutrons.
  同位素：一种化学元素的两个或多个类型，它们的原子核具有相同的质子数，而中子数却不同。
• This study investigated chemical element concentrations in calcite, calcareous soil and restored plants in a limestone rocky desertification area in Huaxi, Guizhou Province.
  对贵州花溪区石灰岩、石灰土及定居植物中化学元素含量进行研究。
• The ancients thought that gold resembled the sun, so they represented this chemical element with a solar symbol.
  古代人认为黄金与太阳想象，所以他们用太阳符号来代表这种化学元素。
• Making different patterns, each pattern stand a distinct chemical element.
  每一类都有不同的化学性质。
• Transition element Any chemical element with valence electrons in two shells instead of only one.
  过渡元素及其化合物：价电子处在两个壳层而不是一个壳层里的任何化学元素。
• For the first time ever, scientists have been able to create a chemical element that can fight caner cells.
  科学家第一次能够创造出一种抗癌细胞的化学成分。