It will last about two years before the rubber pipes need to be replaced.

VOA: special.2009.04.20

And now in the past couple of weeks, I've been working on a small experiment, which is intended to show how we can be replaced by a computer.

在前几周内，我一直在做一个,小实验，打算,说明我们怎么样才能被计算机代替。

哈佛公开课 - 计算机科学课程节选

They also represent a part of a healthy environment that cannot be replaced.

VOA: special.2009.05.12

Commander Lovell said later he should have demanded the oxygen tank be replaced.

VOA: special.2009.07.22

Osteoarthritis is usually treated with pain relievers and anti-inflammatory drugs, but in severe cases, the damaged joint can be replaced with an artificial one.

VOA: standard.2010.08.11

He will be replaced by Ron Bloom, a former union official.

VOA: standard.2009.07.14

Hayward will be replaced by fellow executive Robert Dudley.

VOA: standard.2010.07.27

Mr.Abdullah told reporters in Kabul Monday that the head of Afghanistan's Independent Election Commission has "no credibility" and should be immediately replaced.

VOA: standard.2009.10.26

"The problem with resistance means that we might be facing a situation where our currently, mostly susceptible epidemic is replaced in a decade or two by mostly multi-drug resistant disease,".

VOA: standard.2009.12.09

When it was his turn to speak, Mr.Obama said old grievances in the hemisphere should be set aside, replaced by a renewed commitment to expand prosperity, security and freedom in the Americas, with all nations working as equals to confront common challenges.

VOA: standard.2009.04.17