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1·H elp when help is needed.

在别人需要时帮助别人。

2·Electronic learning portfolio(ELP) , as a kind of information technology, plays a more and more important role in promoting learning.

电子学档作为一种信息技术，在促进人们的学习方面发挥着越来越重要的作用。

3·The goals of the elp are to help new engineers learn about the company's products and to help them determine which direction they want to take in their careers.

ELP的目标就是帮助新的工程师学习公司的产品，帮助他们定位他们想要的职业生涯。

4·The researchers were surprised to find that the same inflammatory enzymes that destroy joint collagen also chew ELP from the original drug protein, thereby restoring its activity.

研究人员惊奇地发现破坏关节中骨胶原的酶同样会使原型药物从elp中分离出来而且分离后仍有作用。