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- When the released pointer is the only existing reference to an object (whether the object supports single or multiple interfaces), the implementation must free the object. 当被释放掉的指针是正指向一个对象(无论这个对象是支持一个还是多个接口),这个实现必须释放指针所指的对象。
- This reference book is very useful to our study. 这本参考书对我们的研究很有用。
- A hive cannot exist without a queen. 蜂房不可无蜂王。
- Is this reference book of any use to me? 这本参考书对我有用处吗？
- I like to have my reference book within my reach. 我喜欢把参考书放在随手拿得到的地方。
- The family lived a precarious existence. 这家人过着朝不保夕的生活。
- Tony used no reference books in class. 托尼上课时不使用参考书。
- They seem to exist on a different spiritual plane. 他们似乎生活在不同的精神境界。
- The second approach supports a single OID for a migrating object，and the updating of existing references can be expensive. 集中式存储模式对象的OID是唯一的，但是在集中式存储模式中更新已存在的对迁移对象的引用代价很大；
- There is no further reference to him in her diary. 她的日记中没有进一步提到他。
- We can not exist without food or water. 没有食物和水我们不能生存。
- Matter can exist as a solid, liquid, or gas. 物体存在的形态有固体，液体，气体。
- I was unaware of his existence until now. 现在我才知道有他这么个人。
- He spoke in reference to the cowboys. 他谈了有关牛仔的事。
- The book is used as a reference book. 这本书被用来做参考书。
- All such books were bought for reference. 所有这些书都是为参考而买的。
- We cannot exist without food or water. 没有食物或水我们就不能生存。
- He keeps the original receipt for reference. 他保留正本(原始的)收据以便参考。
- The organization was called into existence in 1980. 这一机构成立於一九八○年。
- This is the most magnificent bridge in existence. 这是现有的最雄伟的大桥。
