introducing

Apple has sold many millions of iPods since the product was introduced in 2001.

自从2001年首次推出该产品以来，苹果公司已经售出了成百上千万台iPod。

I'd like to introduce my son, Mark.

我想介绍一下我的儿子马克。

The director will introduce the film personally at its premiere.

导演将在这部影片的全球首映式上亲自推介该片。