Every chemical compound must have a definite composition, which can be expressed by the symbols of its elements.
每一种化合物都必须有确定的组成,这可以用其元素的符号来表示。
生活在别处。
我不考虑流派。我只是做让我感觉好的音乐。
Education about sustainable seafood choices empowers consumers to drive positive change.
We must remember that in nature there are neither rewards nor punishments—there are consequences.