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- The windows were sealed to keep in the heat. 窗户被密封，保持热度。
- The shopkeeper managed to keep in with his customers. 店主设法做到同顾客搞好关系。
- Castles in the air cost a vast deal to keep up. 空中楼阁，要有一大笔费用来维持。
- A business must stay in the black to keep on. 一个公司必须盈利才能维持。
- She was able to keep her head in the crisis. 她在这次危机中保持了清醒的头脑。
- That's something we have always to keep in mind. 那是我们应该经常记在心里的。
- The boys huddled together in the cave to keep warm. 男孩子们在山洞里挤成一团取暖。
- I try to keep in touch with current events by reading the newspapers. 我经常读报来尽量了解时事。
- We were able to keep in the festive mood during the dreary weather. 憋闷的天气里，我们无法保持愉快的心情。
- It's important to keep in practice. 经常练习很重要。
- One always has to keep in practice. 任何人都必须经常练习以求熟练。
- The company owns a famous department store in the center of London. 这家公司在伦敦市中心拥有一家很有名气的百货商店。
- We were told to keep in and not to leave the house. 我们被告知留在家里，不能离开家。
- Neither of our two adventurers used his paddle, except to keep the light bark in the center of the current. 我们的两位冒险家只需让轻舟不偏离河中央，再也不用动桨了。
- He is accustomed to hearing noise, because he lives right in the center of the city. 他住在市中心，所以已经习惯于噪音了。
- It is not easy to keep in mind what you have told me. 记住你告诉我的话并不容易。
- Crossing9 nations in the center of Europe from its German source to its Romanian mouth, flows the Danube river. 多瑙河发源于德国，流经欧洲中部的9个国家，在罗马尼亚汇入大海。
- My brother has just bought an Australian car and has gone to Alice Springs, a small town in the center of Australia. 我哥哥刚买下一辆澳大利亚轿车，到澳大利亚中部小城艾丽斯斯普林斯去了。
- The lambs were kept in the stockade. 小羊羔被放在围栏里养着。
- She left money to her uncle to keep in trust for her children. 她把钱留给她的叔叔，请他替她的子女们保管。
