Answer
It is not true that Romeo loves Juliet, and Juliet loves Romeo.
Work Step by Step
$p$: Romeo loves Juliet.
$q$: Juliet loves Romeo.
$p \wedge q$ means Romeo loves Juliet, and Juliet loves Romeo.
Thus, $\neg(p \wedge q)$ means:
It is not true that Romeo loves Juliet, and Juliet loves Romeo.