I would call it more of an alien foreplay scene.

我更愿意把它称作外星人的前夕场面。

youdao

In other words, behaviour that was once considered mere foreplay, a kind of precursor or accessory to the main event - the starter, if you like - is increasingly becoming the main course.

换句话说，这种在以前被认为是前奏的行为正慢慢演变成主要过程。

youdao

In other words, behaviour that was once considered mere foreplay, a kind of precursor or accessory to the main event - the starter, if you like - is increasingly becoming the main course.

换句话说，这种在以前被认为是前奏的行为正慢慢演变成主要过程。

youdao