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 love the roof tiles on a Spanish-style house.
我喜欢西班牙式房屋的屋顶瓦。
Choice of the end covers choice of the means.
选择目的包含著选择手段。
I'd like to cash a traveler's check please.
我想兑换旅行支票。