英语翻译
players sometimes kick the ball,but they also throw the ball and run with it.they try to take it to the other end of the field.they have four chances to move the ball ten yards.they can carry or throw it.if they move it to the end of the field,they receive six points.This is called a touchdown.it is difficult to move the ball.eleven men on the team try to stop the man who has the ball.if the man does not move the ball ten yards,his team kicks the ball to the other team.