snogging

1. They were snogging on the sofa.
他们正在沙发上接吻。

《牛津词典》

2. I caught him snogging my friend.
他正吻我朋友,让我给撞见了。

《牛津词典》

3. I caught him snogging my friend.
他正吻我朋友,让我给撞见了。

《牛津词典》