あいつは、女の子がいるとかっこつけたがるんだから。
He's a big show-off when girls are around.

推理小説愛好家のための特別な休日です。
It's a special holiday for people who like detective stories.

彼は世間でいう音楽の真の愛好者だ。
He's what society calls a real lover of music.

私のテニスはへたの横好きだ。
I like playing tennis, though I'm not very good at it.

これは格好のよい松の木だ。
This is a well shaped pine tree.