Fima
费马(已裂变原子数与初始的总装料金属原子数之比)
🗣️ 情景例句
I'll need a few minutes to check over my notes again.
我再需要几分钟来核对一下我的笔记。
Patience is bitter, but its fruit is sweet.
忍耐是苦痛的，但它的果实是甜蜜的。
Because the weather was very hot, he carried the bed on to the roof of his house.
由于天气很热，他便把床搬到了他的屋顶上。