She turned around and didn't give him another look.
Tips
usage
Common collocations: 掉转车头 (turn the car around), 掉转方向 (change direction), 掉转身子/掉转头 (turn one's body/head around). The 掉 here doesn't mean 'to drop' — it carries the 'swap, flip' sense (also in 掉换, to swap).