In the United States, government officials have attempted to improve standards by introducing marketplace competition into public schools.

在美国，政府官员试图通过在公立学校引入市场竞争来提高标准。

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We started off by introducing ourselves.

我们一开始先进行自我介绍。

《牛津词典》

Starting on May 1st, Beijing joined many Chinese cities by introducing a new garbage sorting policy, People's Daily reported.

据《人民日报》报道，从5月1日起，北京加入了中国许多城市的行列，推出了新的垃圾分类政策。

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Let me begin by introducing the teaching fellows for this course; and so I have them up here.

课程伊始,先介绍下课程助教,我把他们的简历展示在这里

耶鲁公开课 - 金融市场课程节选

What I'd like to do is start off by introducing our teaching fellows for the class.

我非常高兴地向大家介绍,本课程的助教

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

One way that that's done is by introducing genes into cancer cells, genes that aren't normally expressed in any mammalian cell, but that will cause the cancer cell to die.

已经成功应用的一种方法是,将基因导入癌细胞,而这种基因通常不在哺乳动物细胞中表达,但是可以导致癌细胞的死亡

耶鲁公开课 - 生物医学工程探索课程节选

In 2007 the company made another innovative move by introducing a new and efficient pizza oven.

FORBES: Innovation and Growth: Which Comes First, the Chicken or the Egg?

Leahy can follow through by introducing the amendment, either in committee or on the Senate floor.

CNN: Gay rights, immigration reform on collision course

"It wants to do better by introducing these provisions allowing fair trial, " she says.

CNN: CHINA