You've tried to prevent your son and daughter making friends with me.

Tenma had initially included the robot's powers in order to prevent his "son" from being destroyed again.

A mother tries to prevent her younger son being led astray by his delinquent elder brother.

He held up a hand to prevent his son from launching into a passionate speech.

If the Israelis keep up like this," he said, "who can prevent my son from becoming a fighter?

Her first thought was to prevent her son from seeing this image of madness.

Messalina may have believed this was the only way to prevent her son from being killed with his father.

You even prevented his son from leaving Peking and travelling south.

Now she has to take care of herself and prevent her son from being killed in a week.

I intend to prevent my son from being killed by any of those four automobiles at about one o'clock this afternoon.