您要查找的是不是：
- He wanted it to serve a good and useful purpose. 他希望这能起有益的作用。
- These experiments serve no useful purpose. 这些实验没有任何实际意义。
- That sounds like a very useful purpose. 这听起来像是个非常有用的目的。
- The experiments serve no useful purpose(= are not useful). 这些实验毫无用处。
- Just to be clear: financial speculation can serve a useful purpose. 要明确一点：金融投机可以服务于有用的目的。
- The ornaments serve no useful purpose; they are only put there for show. 这些装饰品没有什么实用之处，摆在那里只不过是为了装门面罢了。
- Field evaluation of biologics serves a necessary and useful purpose. 生物制品的现场评价是必需而有用的。
- In the diagram, the outer portions ofthe projecting lens serve no useful purpose. 在图上，放映透镜较外侧部分未能加以利用。
- Bank failures can serve a useful purpose by rewarding strong managements and penalizing weak ones. 银行的倒闭有利于体现优胜劣汰的市场规律。
- In the diagram, the outer portions of the projecting lens serve no useful purpose. 在图上,放映透镜较外侧部分未能加以利用。
- Such a program had perhaps served a useful purpose at one time, but it was now the chief intellectual stumbling block. 这样一个纲领，也许一度起过积极作用，但现在它是使知识界踌躇不前的主要障碍。
- Above all of single aim: Have a legitimate and useful purpose, and devote yourself unreservedly to it. 关于目标的最重要一点是:确定一个合理而有益的目标并毫无保留地投身于它。
- You may think that lighthouses are interesting to look at, and they are. But they also serve a very useful purpose. 您也许认为灯塔是个有趣且值得参观的地方，事实上，它们的确是如此；另外，它们也极为有用。
- Mastery over the senses is brought about through concentrated meditation upon their nature, peculiar attributes, egoism, pervasiveness and useful purpose. 通过集中的冥想感官的自然属性（生命力）、特性、个性、功能和功用，身体感官得以控制。
- This text things, just read not serve any useful purpose, although it is difficult, but the only truly learn to recite in order to get something. 课文这东西，光是朗读是没有多大作用的，虽然很难，但是只有背诵才能真正学进去点东西。
- In the history of thought, we realize that detours may serve useful purposes. 从历史角度考虑，我们认识到绕弯可能服务于有用的目的。
- Arguably, however, the Pillsbury opinion serves a useful purpose insofar as it serves generally to discourage congressional intervention in adjudicative proceedings. 然而可争辩的是，"皮尔斯伯瑞"案的意见在一般阻止国会干预机关裁决程序方面起了有益的作用。
- Children come into the world with their own agendas.Some, to brighten our days.Some, to test our patience.Some, to give us purpose. 孩子带着他们的目的来到这个世界上。有些为了带给我们快乐的时光。有些为了测试我们的耐心。
- Children come to the world with their own agendas: some to bright our days;some to test our patience;some to give us purpose;some to take care of us. 孩子来到这个世界有着他们自己的使命：有些是点亮我们的日子，有些是来考验我们的耐性，有些是照顾我们。
- There was a long lag in forwarding mail to us. 转寄给我们的邮件晚了很久才拿到。
