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
Try to come by later for dessert.... Bye.
晚一点尽量设法弯到这 来吃甜点。……再见。
Why are you always late? You're fired!
你怎么老是迟到？你被解雇了！
Yes, you're right.
对，你说得对。