Abundance
例
The garden was filled with an abundance of blooming flowers in the spring.
春には庭が咲き乱れる花の豊富さでいっぱいでした。
02
(in chemistry) the relative amount of an element present in the Earth's crust, expressed as a percentage of total crustal mass or in parts per million
例
The abundance of oxygen in the Earth's crust is around 46 %.
03
(in physics) the proportion of atoms of a specific isotope of an element relative to the total number of atoms of all its isotopes
例
The abundance of carbon-12 in nature is much higher than that of carbon-13.
語彙ツリー
overabundance
abundance
abund
