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- Diesel and gas-burning engines can be divided into two groups based on the number of piston strokes per cycle, either four or two. 根据每一次工作循环活塞运动的行程数，柴油发动机和汽油发动机可以分为两种类型，四冲程或者两冲程。
- The number of fish in coastal waters has decreased. 沿海鱼的数量已减少了。
- A number of new hats were on parade at the wedding. 在婚礼上见到有些人戴著新式的帽子。
- A number of satellites are now circling the earth. 一些人造卫星现在正环绕地球飞行。
- I seriously question a number of your assertions. 对你所坚持的说法，有几点我甚为怀疑。
- A considerable number of guests have come. 相当多的客人已经来了。
- A number of possibilities come to mind. 我脑里出现了好几种可能性。
- Only a limited number of places are available. 只有少数地方可供使用。
- By extension, an array of any number of dimensions. 广义来说，矩阵可以是任意维数的数组。
- The number of day lose through strike have fall. 因罢工而失去的工作日减少了。
- The number of your finger is ten. 你双手手指的总数是10。
- A number of (ie some) problems have arisen. 已经出现了一些问题。
- A number of cables are needed in this project. 这项工程需要大量电缆。
- I have a number of important things to do today. 今天我有许多重要事情要做。
- I have five times the number of Tom's books. 我有五倍于汤姆的书。
- Only a limited number of places is available. 只有少数地方可供使用。
- The approximate number of boys in the school is300. 这所学校男生数约为三百名。
- The two writers have a number of tilt in print. 这两位作家写过一些文章互相攻击。
- The two writers had a number of tilts in print. 这两位作家写过一些文章互相攻击。
- John has a number of nagging worries. 约翰有不少牵肠挂肚的心事。
