She sang a lullaby to soothe her baby brother.
Meaning: This means she sang a gentle song to help her younger baby brother relax and sleep.
Choice of Words: Sang means to produce musical sounds with the voice. Lullaby is a gentle song sung to help a baby sleep. Soothe means to calm or comfort someone. Baby brother is a younger brother who is a baby. "She sang a lullaby to soothe her baby brother" means she sang a gentle song to help her younger baby brother relax and sleep.
Alternative Expressions
Related Expressions