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Abundance
01
sự phong phú, sự dồi dào
a large quantity or amount of something
Các ví dụ
The garden was filled with an abundance of blooming flowers in the spring.
Khu vườn ngập tràn sự phong phú của những bông hoa nở rộ vào mùa xuân.
The region is known for its abundance of natural resources.
Khu vực này được biết đến với sự phong phú của tài nguyên thiên nhiên.
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
Các ví dụ
The abundance of oxygen in the Earth's crust is around 46 %.
Scientists measured the abundance of silicon in various rock samples.
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
Các ví dụ
The abundance of carbon-12 in nature is much higher than that of carbon-13.
Scientists measured the abundance of uranium-235 in the sample to determine its suitability for reactor fuel.
Cây Từ Vựng
overabundance
abundance
abund
