您要查找的是不是：
- Who knows the atomic weight of the hydrogen atom? 谁知道氢原子的原子量究竟是多少?
- Molecular weight is expressed in the same unit as atomic weight. 分子的重量和原子的重量用相同的单位表示。
- Mol anlar weight is express in the same unit as atomic weight. 分子的重量和原子的重量用相同的单位表示。
- Hydrogen is the lightest element with an atomic weight of 1.008. 氢是最轻的元素，原子量为1.;008。（介词省译）
- An isotope of hydrogen with one proton and one neutron in the nucleus having an atomic weight of2.014. 氘氢的一种同位素，在其原子核内有一个质子和一个中子，其原子重量为2。014
- Electrons weigh very little, so they aren't even counted in the atomic weight. 电子非常轻，因此在原子量中甚至没有计算它。
- The atomic weight is a ratio quite distinct from the weight in grams. 原子量是与以克为单位的重量完全不同的比率。
- A hydrogen molecule consists of only two hydrogen atoms with the same atomic weight. 氢分子仅由两个原子量相同的氢原子组成。
- Atoms of the same element that differ in their atomic weight are called isotopes. 具有不同原子量的同一种元素被称为同位素。
- The atom bomb is of catholic concern. 原子弹受到普遍的关注。
- Molecular weights are expressed in the same units as atomic weights. 分子的重量和原子的重量用相同的单位表示。
- That cannot get up an atom of sympathy for them. 那并不能激发起人们对他们的丝毫同情。
- An isotope of hydrogen with one proton and one neutron in the nucleus having an atomic weight of2. 氘氢的一种同位素,在其原子核内有一个质子和一个中子,其原子重量为2。
- Scientists have unlocked the secret of the atom. 科学家已经揭开了原子的秘密。
- An isotope of hydrogen with one proton and one neutron in the nucleus having an atomic weight of 2.014. 氘：氢的一种同位素，在其原子核内有一个质子和一个中子，其原子重量为2.;014
- Mobile dictionary that contains information such as atomic weight, date of discovery, country of discovery etc. 移动字典包含资料，如原子的重量，日期的发现，国家发现等。
- An isotope of hydrogen with one proton and one neutron in the nucleus having an atomic weight of 2.04. 氘：氢的一种同位素，在其原子核内有一个质子和一个中子，其原子重量为2.;04
- The particles in an atom are infinitely small. 原子里的粒子极小。
- There isn't an atom of truth in the rumour. 谣言中没有丝毫的真实性。
- An atom bomb would destroy a city. 一颗原子弹能摧毁一座城市。
