Fibonacci number
[计] 斐波纳契数
🧩 词语组成解析
[计] 斐波纳契
🗣️ 情景例句
Typing is easy once you get the hang of it.
一旦你掌握诀窍，打字就很简单。
Nothing for nothing.
不费力气，一无所得。
His telescopic observations are justly immortal;
伽利略用望远镜所作的观察确实是不朽的，