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- The fortress was the nucleus of the ancient city. 这城堡是这座古城的中心。
- Standing by him was a model worker. 站在他旁的是一位劳动模范。
- I think I can get that special model for you. 我想我可以为你找到那种特别的型号。
- The transparency and luster of a gem. 水色宝石的透明度及光洁度
- The protoplasm outside the nucleus of a cell. 细胞质，细胞浆细胞分子外部的细胞质
- She has been held up as a model worker. 她被推举为模范工作者。
- He showed us a model of the new office building. 他给我们看了新办公楼的模型。
- He taught Tom how to make a model airplane. 他教汤姆作模型飞机的方法。
- John is repairing his model plane at his leisure. 约翰不慌不忙地修理着他的航模。
- The old sailor chipped out a tiny model boat. 那名老水手一点儿一点儿地削出一个小船模型。
- The luxury model gives a smoother ride. 坐这种豪华型汽车感觉很平稳。
- That beautiful girl is a fashion model. 那位漂亮的女孩是一位时装模特儿。
- These 1000 books will form the nucleus of the new school library. 这一千本书将构成学校新图书馆藏书的基础。
- The new model delivers speed and fuel economy. 这种新型设计能提高速度、 节约燃料。
- He assembled the model aircraft bit by bit. 他一块一块地装配飞机模型。
- He traded in his car for a new model. 他把旧汽车折价添钱买了辆新型号的。
- The atomic center is the nucleus, and the electronics winds revolve it. 原子的中央是原子核，电子绕着它旋转。
- This model scrolls far too slowly. 这种型号的计算机文本上下移动得实在太慢。
- The model plane got out of control and crashed. 模型飞机失控坠落下来。
- A proton or a neutron, especially as part of an atomic nucleus. 核子质子或中心，尤指作为原子核的一个组成部分
