我认识戴维已有20年了。

I've known David for 20 years.

《牛津词典》

在中学的第二天我认识了戴维。

I got to know David on the second day of middle school.

youdao

我通过我的朋友戴维认识了高雨。

And I know Gao Yu through my friend Dave.

youdao

你好，戴维！我是李。很高兴认识你。

Hi Dave. I'm Li. Pleased to meet you.

youdao

我已经认识戴维好多年了。

I've known David for years.

youdao

a嗨！很高兴认识你。我叫苏，苏·戴维斯。

Hi! Pleased to meet you. My name's Sue. Sue Davis. '.

youdao

a嗨！很高兴认识你。我叫苏，苏·戴维斯。

Hi! Pleased to meet you. My name's Sue. Sue Davis. '.

youdao