Optimum behavior
[计] 最优行为
🧩 词语组成解析
🗣️ 情景例句
It's small,
它小小的，
To jump for joy
雀跃
In place of the great trees which had been growing there for centuries patches of green had begun to appear in the blackened soil.
一片片的绿草开始出现在这片烧焦的土地上，代替了多少世纪以来一直生长在那里的参天大树。