Activity series
[化] 活度; 活度顺序
🧩 词语组成解析
🗣️ 情景例句
He's so funny.
他很逗趣。
A good horse oft needs a good spur.
好马常需好靴刺。
These satellites go round the earth and help us to learn more about the earth, the weather and other things.
这些卫星绕着地球转，帮助我们更好地了解地球、天气和其他情况。