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- The chemical symbol for copper is "Cu". 铜的化学符号是Cu。
- No words can express the grandeur of that parade. 阅兵式那宏伟的场面是无法用语言表达的。
- On maps, a cross is the symbol for a church. 在地图上，十字符号代表教堂。
- His face was expressive of satisfaction. 他的脸上露出满意的神情。
- It is better to express your anger, rather than bottle it up. 生气宁可发泄出来而不要闷在肚内。
- She gave us an expressive smile. 她意味深长地笑了笑。
- Cypress branches used as a symbol of mourning. 柏枝作为悲哀象征的柏树枝
- We use x as the symbol for an unknown quantity. 我们用x表示一个未知数。
- It is difficult to express it in terms of science. 要用科学的字眼来表达它是很困难的。
- The white bird is a symbol of freedom. 这白色的鸟是自由的象徵。
- The Cross is the symbol of Christianity. 十字架是基督教的象征。
- The lion is the symbol of courage. 狮子是勇武的象徵。
- Mathematicians have always worked with logic and symbols, but for centuries the underlying laws of logic were taken for granted, and never expressed symbolically. 数学家一直与逻辑和符号，但数百年来的基本法律逻辑被认为是理所当然的，从来没有表示象征。
- The dove is the symbol of peace. 鸽子是和平的象征。
- A baby's cry can be expressive of hunger or pain. 婴儿的啼哭可能是表示饥饿或疼痛。
- I can express myself in good English. 我可以用很好的英语来表达自己的观点。
- The express train is an hour faster than the local. 快车比慢车快一小时。
- A mark or symbol used in a writing system. 符号，字体文字系统里的符号或标记
- It's an express train for Stockholm. 这是一趟开往斯德哥尔摩的快车。
- The symbol for the speed of light in a vacuum. 表示真空中光速的物理符号
