in love with 爱上
The slightest sign that the other person is still in love with you.
这是另一半还爱着你的最细小的迹象。
There he falls in love with sheltered american teenager lucy.
在这里，他与美国少女lucy坠入爱河。

ridiculous 可笑的，荒谬的; 荒唐的
The very idea seemed ridiculous.
这想法显得如此的荒谬。
But the metaphor is stretched to ridiculous extremes.
但这一比喻夸张到了极度可笑的地步。