The lightest element is hydrogen.
最轻的元素是氢。
Hydrogen is the lightest element.
氢是最轻的元素。
The lightest element is hydrogen.
氢是最轻的元素。
Hydrogen is the lightest element.
最轻的元素是氢。
The lightest element is hydrogen .
最轻的元素是氢。
Hydrogen is the lightest element in nature.
氢是自然界中最轻元素。
The simplest atom is that of hydrogen, the lightest element.
最简单的原子是重量最轻的氢元素的原子。
What is the lightest element on Earth, with no stable isotope?
地球上没有稳定同位素的最轻的物质是什么？
Hydrogen, which is the lightest element, has only one electron.
最轻的元素氢只有一个电子。
But hydrogen is difficult to store because it is the lightest element.
但是，储存氢气很困难，这是因为氢气是最轻的元素。
Hydrogen, the lightest element, has a single proton whereas uranium, the heaviest naturally occurring one, has 92.
氢是最轻的元素，原子核中只有一个质子，而铀这种自然形成的最重元素的原子核中有92个质子。
Lithium is the third-lightest element on the periodic table, which allows for far greater energy density.
锂是元素周期表第三“轻”的元素，这使得锂具备更高的能量密度。
A soft silver-white univalent element of the alkali metal group; the lightest metal known; occurs in several minerals.
一种银白色软质单价元素，碱金属属，已知最轻的金属，存在于许多矿物中。
Beryllium: chemical element, lightest of the alkaline earth metals, chemical symbol be, atomic number 4.
铍：碱土金属中最轻的化学元素，化学符号Be，原子序数为4。
Beryllium: chemical element, lightest of the alkaline earth metals, chemical symbol be, atomic number 4.
铍：碱土金属中最轻的化学元素，化学符号Be，原子序数为4。
应用推荐