As he was tightening up the lug nuts, she rolled down the window and began to talk to him.

当他在拧螺母的时候，老太太摇下车窗，并开始和他讲话。

Next, remove the hubcap. (Follow your car manual.) Use a lug wrench to loosen the lug nuts. Give each a turn counterclockwise, but leave the nuts in place to keep the wheel attached.

其次，(按汽车说明书方法)取下轮毂罩用一把轮胎扳手拧松螺母盖。对每只螺母盖逆时针拧一下，但让它们留在原位置以让轮子不脱下。