The IMF says it has introduced reforms called stand-by arrangements (SBA) that would provide flexibility in lending to poorer countries, but Griffiths says they too would come with preconditions not imposed on wealthier states.

VOA: standard.2009.04.20

We introduced a feature of C called a constant, but how many quizzes did I assume every student has?

我们引入一个C的特性，叫做常量，但是我能假设每个学生做了多少测验呢？

哈佛公开课 - 计算机科学课程节选

Fung has been playing with Dharma Swara for two years, and was first introduced to gamelan music through a world arts fellowship six years ago.

VOA: standard.2010.07.01

Use of the CT Scan has increased dramatically since it was introduced A 2007 report in The New England Journal of Medicine estimated that at least 62 million CT scans were conducted yearly in the United States.

VOA: standard.2010.01.30